Bugs on this list are sorted by relevance, with the most relevant bugs at the top.
Thu Jul 10 2025 03:38:48 PDT
  • Content: null
  • Status: UNCONFIRMED, NEW, ASSIGNED, REOPENED

This result was limited to 500 bugs. See all search results for this query.
ID Type Summary Product Comp Assignee Status Resolution Updated
1077045 Intermittent test_errorReporting.html | monitorConsole | extra message | {"message":"UTM:SVC TimerManager:notify - notified @mozilla.org/addons/integration;1","errorMessage":null,"sourceName":null,"sourceLine":null,"lineNumber":null,"columnNumber":null,"c Core XPConnect nobody NEW --- 2022-10-11
694248 Intermittent Android layout/tables/crashtests/691824-1.xhtml | load failed: null Core Layout: Tables nobody REOP --- 2022-10-10
823881 Intermittent browser_layoutview.js | #element-size has the right value. - Got , expected 160x160 (and many more) DevTools Inspector nobody NEW --- 2022-10-10
922976 Intermittent gfx/tests/crashtests/394751.xhtml | load failed: null Core Graphics nobody NEW --- 2022-10-11
1141245 Intermittent test_tooltip.xhtml,test_tooltip.xul | Test timed out. Toolkit UI Widgets nobody NEW --- 2023-03-12
1975206 [wpt-sync] Sync PR 53533 - Do not consider empty string as a valid namespace prefix Core DOM: Core & HTML wptsync NEW --- Wed 01:37
559932 Intermittent content/html/document/test/test_bug445004.html | uncaught JS exception - TypeError: uri.match(...) is null at content/html/document/test/test_bug445004.html:50 Core DOM: Core & HTML hikezoe.birchill NEW --- 2022-10-10
1952470 Intermittent VideoBridgeParent receives IPC close with reason=AbnormalShutdown | A content process crashed and MOZ_CRASHREPORTER_SHUTDOWN is set, shutting down | single tracking bug Firefox Bookmarks & History nobody NEW --- Tue 14:57
949434 Intermittent TEST-UNEXPECTED-FAIL | chrome://mochitests/content/browser/browser/components/downloads/test/browser/browser_first_download_panel.js | Test timed out Firefox Downloads Panel nobody NEW --- 2022-10-11
1550670 Impossible to do kana-kanji composition with MS-IME when the master password is activated Thunderbird General nobody NEW --- 2025-01-24
1161699 Intermittent browser_bug517902.js | Test timed out | Found a tab | Found a Browser:page-info Firefox Menus nobody NEW --- 2022-10-11
1778932 Intermittent toolkit/components/processtools/tests/browser/browser_test_procinfo.js | single tracking bug Toolkit Performance Monitori nobody REOP --- Tue 14:40
1836198 Intermittent browser/components/sessionstore/test/browser_closed_tabs_windows.js | single tracking bug Firefox Session Restore sfoster REOP --- Tue 14:39
1835042 Intermittent browser/components/search/test/browser/browser_rich_suggestions.js | single tracking bug Firefox Search nobody NEW --- 2025-05-19
890795 Intermittent TEST-UNEXPECTED-FAIL | events/test_focus_autocomplete.xhtml,test_focus_autocomplete.xul | uncaught exception - NS_ERROR_ILLEGAL_VALUE: Component returned failure code: 0x80070057 (NS_ERROR_ILLEGAL_VALUE) [nsIAccessible. Core Disability Access AP nobody REOP --- 2020-05-04
1886014 Intermittent browser/components/places/tests/marionette/test_reopen_from_library.py TestReopenFromLibrary.test_open_bookmark_from_library_with_no_browser_window_open | single tracking bug Firefox Bookmarks & History nobody REOP --- Tue 14:36
1699771 Intermittent SUMMARY: ThreadSanitizer: data race (/builds/worker/workspace/build/application/firefox/firefox+0x55478) Testing General nobody REOP --- 2023-01-15
1357773 InvalidStateError: A mutation operation was attempted on a database that did not allow mutations Firefox Session Restore nobody NEW --- 2022-10-11
752786 Intermittent test_bug469613.xhtml,test_bug469613.xul | Starting a 0-delta scroll shouldn't cancel a pending async scroll. - got 0, expected 10 Core Layout nobody NEW --- 2022-10-10
552424 Intermittent browser_464620_a.js, browser_464620_b.js | Test timed out | Found a tab (often with an initial uncaught JS exception - TypeError: win.frames[0 or 1].document.body is null at browser_464620_a.js:35 or browser_464620_b.js:35 Firefox Session Restore nobody NEW --- 2022-10-10
1479134 Investigate and suppress unnecessary warnings when creating the whitelist URI for resources loaded from special schemes Toolkit Safe Browsing nobody NEW --- 2022-10-11
695019 Intermittent a11y/accessible/events/test_focus_autocomplete.xhtml,test_focus_autocomplete.xul | Test timed out. with or without a leak Core Disability Access AP nobody REOP --- 2022-10-10
1161268 Generate feed of new, frequent intermittents Testing General nobody NEW --- 2022-10-11
1590625 toolkit/mozapps/extensions/test/browser/browser_discovery.js assertion failure Core Disability Access AP nobody NEW --- 2022-10-11
1188502 Generic auto-nulled type for refcounted outparams Core XPCOM nobody NEW --- 2022-10-11
1785005 Intermittent browser/components/newtab/test/browser/browser_topsites_annotation.js | single tracking bug Firefox New Tab Page nobody NEW --- Tue 14:46
1727691 Intermittent Windows browser/component/sessionstore/test/marionette/test_restore_windows_after_windows_shutdown.py TestWindowsShutdown.test_with_variety | AssertionError: Items in the first set but not the second: Firefox Session Restore nobody REOP --- 2024-10-15
1462216 Microphone doesn't work on WebRTC call, requires refresh Core WebRTC: Audio/Video nobody NEW --- 2025-03-03
1018060 Video calls via XMPP/Jingle and WebRTC Chat Core XMPP nobody NEW --- 2023-02-18
1838982 Intermittent browser/base/content/test/fullscreen/browser_fullscreen_keydown_reservation.js | single tracking bug Core DOM: Core & HTML nobody NEW --- Tue 15:08
1144816 Intermittent browser_referrer_open_link_in_tab.js | Test timed out Core DOM: Navigation nobody NEW --- 2022-10-11
1777441 java.lang.NullPointerException: Attempt to read from field 'android.accessibilityservice.IAccessibilityServiceClient com.android.server.accessibility.AbstractAccessibilityServiceConnection.mServiceInterface' on a null object reference Core Disability Access AP nobody NEW --- 2024-06-03
1941563 Intermittent testing/marionette/harness/marionette_harness/tests/unit/test_quit_restart.py | single tracking bug Testing Marionette Client an nobody NEW --- Tue 15:32
1840718 Intermittent browser/components/migration/tests/browser/browser_extension_migration.js | single tracking bug Firefox Migration nobody NEW --- 2025-07-01
1795067 Intermittent dom/security/test/csp/browser_pdfjs_not_subject_to_csp.js | single tracking bug Core DOM: Security fbraun REOP --- Tue 15:13
1838996 Intermittent browser/components/sessionstore/test/browser_restoreLastClosedTabOrWindowOrSession.js | single tracking bug Firefox Session Restore sclements REOP --- Tue 15:29
1589297 Intermittent telemetry\marionette\tests\client\test_search_counts_across_sessions.py TestSearchCounts.test_search_counts | AssertionError: {u'range': [1, 2], u'bucket_count': 3, u'histogram_type': 4, u'values': {u'1': 0 [truncated]... != {u'range': [1, 2] Toolkit Telemetry nobody NEW --- 2022-10-11
1719260 Intermittent org.mozilla.geckoview.test.AutocompleteTest#addressSelectAndFillMultipleAddresses | org.mozilla.geckoview.test.util.UiThreadUtils$TimeoutException: Timed out after 30000ms GeckoView General nobody REOP --- Tue 14:24
1828147 Intermittent browser/components/sessionstore/test/marionette/test_restore_loading_tab.py | single tracking bug Firefox Session Restore nobody NEW --- Tue 14:39
1937657 Intermittent dom/cache/test/marionette/test_caches_delete_cleanup_after_shutdown.py | single tracking bug Core Storage: Cache API nobody NEW --- Tue 15:16
1966016 Intermittent TEST-UNEXPECTED-TIMEOUT | /webdriver/tests/bidi/browsing_context/context_created/original_opener.py | expected OK | single tracking bug Remote Protocol WebDriver BiDi nobody NEW --- Tue 14:31
1968578 perma fail ubuntu 24.04 opt: browser/components/sessionstore/test/marionette/test_restore_manually.py Firefox Session Restore nobody NEW --- 2025-06-10
1739932 TB mochitest, JavaScript error: chrome://messenger/content/folderPane.js, line 2885: TypeError: can't access property "invalidateRow", this._tree is null Thunderbird Message Reader UI nobody NEW --- 2021-11-07
1960274 All Parent Process threads stall during Process Immediate Launch - audio, video stuttering Core IPC karlt ASSI --- 2025-07-01
1870163 Intermittent ###!!! ASSERTION: Failed to open lock file.: 'Error', file /builds/worker/checkouts/gecko/toolkit/profile/nsProfileLock.cpp:243) at /builds/worker/checkouts/gecko/xpcom/base/nsDebu | single tracking bug Toolkit Startup and Profile nobody REOP --- Wed 03:41
1825640 WebDriver:SetWindowRect hangs when tyring to move a window Remote Protocol Marionette nobody REOP --- Tue 14:53
1906505 Intermittent dom/quota/test/marionette/test_private_repository_cleanup.py | single tracking bug Core Storage: Quota Manag nobody REOP --- Tue 15:31
1895836 Intermittent toolkit/components/cleardata/tests/marionette/test_moved_origin_directory_cleanup.py | single tracking bug Toolkit Data Sanitization nobody NEW --- 2025-06-30
1959339 FATAL ERROR: AsyncShutdown timeout in quit-application Conditions Toolkit Add-ons Manager rob ASSI --- 15:07:44
1852010 Intermittent toolkit/components/antitracking/bouncetrackingprotection/test/browser/browser_bouncetracking_stateful.js | single tracking bug Core Privacy: Anti-Tracki nobody NEW --- 2024-06-03
1024023 Add File Transfer Support for JS-XMPP Chat Core XMPP nobody NEW --- 2022-10-11
1817999 Crash in [@ java.lang.NullPointerException: at org.mozilla.fenix.library.bookmarks.BookmarkFragment.getBookmarkInteractor] Firefox for Android Bookmarks royang REOP --- 2025-03-11
1932999 High Freq toolkit/components/ml/tests/browser/browser_ml_engine.js | Uncaught exception in test bound test_ml_engine_basics - at resource://gre/actors/MLEngineChild.sys.mjs:721 - Error: Timeout reached while waiting for enough memory. Core Machine Learning nobody NEW --- 2024-11-26
1414495 Intermittent non-asan TEST-UNEXPECTED-TIMEOUT | automation.py | application timed out after 370 seconds with no output (Waiting for browser...) Testing General nobody NEW --- Tue 23:37
1962893 [ARM] Crash when entering some textboxes (not all) - Linux BullsEye 32 bits Core Widget: Gtk nobody UNCO --- 2025-06-03
1662256 Background crashed content process broke asynctabswitcher, tabbrowser, and the frontend (even in new windows) Firefox Tabbed Browser nobody NEW --- 2021-12-23
1557232 Intermittent linux testing/marionette/harness/marionette_harness/tests/unit/test_switch_window_{chrome|content}.py TestSwitchToWindow{Chrome|Content}.test_switch_tabs_in_different_windows_with_focus_change | AssertionError: 0 != 1 Testing Marionette Client an nobody NEW --- 2023-02-21
331413 selfserv is not being tested for reference leaks on Windows NSS Test nobody NEW --- 2022-10-10
1610518 Menu and button text is missing on Solaris SPARC Core Widget: Gtk nobody UNCO --- 2022-10-11
1890955 Intermittent browser/components/tests/marionette/test_no_errors_clean_profile.py TestNoErrorsNewProfile.test_no_errors | single tracking bug Firefox General nobody NEW --- Tue 14:40
1696951 Message not saved if failing via "Relaying disallowed" with 553 MailNews Core Networking: SMTP nobody UNCO --- 2021-10-04
1894213 Intermittent Android Wd | unknown error (500): Failed to decode response from marionette Remote Protocol WebDriver BiDi nobody NEW --- Tue 14:24
1908515 [meta] "browsingContext.navigate" fails with NS_BINDING_ABORTED Remote Protocol WebDriver BiDi nobody NEW --- 2025-05-26
1488733 Opening Storage Inspector creates quota storage entry for site DevTools Storage Inspector nobody NEW --- 2022-10-11
1914775 Re-adding Google Contacts to address book causes Thunderbird on macOS to hang on startup Thunderbird Untriaged nobody UNCO --- 2025-02-16
912172 Call to xpconnect wrapped JSObject produced this error: * [Exception... "'[JavaScript Error: "this.view.displayedFolder is null" {file: "chrome://messenger/content/folderDisplay.js" line: 1071}]' when calling method: [nsIMsgSearchNotify::onSearchDone]" Thunderbird Folder and Message L ishikawa NEW --- 2022-10-10
1782601 Intermittent toolkit/mozapps/extensions/test/browser/browser_html_detail_view.js | single tracking bug Toolkit Add-ons Manager nobody REOP --- 2025-05-19
1889802 Intermittent browser/components/search/test/marionette/telemetry/test_ping_submitted.py TestPingSubmitted.test_ping_submit_on_start | single tracking bug Firefox Search nobody REOP --- Tue 14:55
1930266 Perma browser/components/sidebar/tests/marionette/test_initialize_vertical_tabs.py | single tracking bug Firefox Sidebar nobody REOP --- 2025-06-30
1952789 `mach python-test` fails on python 3.12 due to `multidict` compilation error Testing Python Test nobody NEW --- 2025-03-24
201080 textframe has different width and height on subsequent runs Core Layout: Text and Fon nobody NEW --- 2022-10-10
1808641 New wpt failures in /html/semantics/popovers/popover-attribute-basic.tentative.html Core DOM: Core & HTML nobody NEW --- 2024-07-12
1613597 Perma tier2 toolkit/components/extensions/test/mochitest/test_ext_activityLog.html | Test timed out. WebExtensions General nobody REOP --- 2022-10-11
944194 After deleting a message by hitting delete button in the subject area, a blank subject line still remains in subject pane. Thunderbird Folder and Message L nobody NEW --- 2025-02-19
1903488 crash firefox on ubuntu Core Audio/Video: Playbac nobody UNCO --- 2024-11-07
1774392 Intermittent Wd | <random> - asyncio.exceptions.CancelledError Remote Protocol Marionette nobody REOP --- 2025-05-26
1946961 Intermittent TypeError: aNode is null -- resource:///modules/CustomizableUI.sys.mjs:1724 Firefox Toolbars and Customi nobody NEW --- Tue 15:26
1893035 Intermittent browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | single tracking bug Firefox Translations nobody REOP --- Tue 15:19
1600389 ubuntu1804 - testing/marionette/harness/marionette_harness/tests/unit/test_window_rect.py TestWindowRect.test_move_to_negative_coordinates | AssertionError: 27 not less than or equal to 0 Testing Marionette Client an nobody NEW --- 2023-02-10
1795820 dump_sys crashes on crosscompile with "terminating with uncaught exception of type std::out_of_range vector" SeaMonkey Build Config nobody NEW --- 2022-10-18
1016673 Don't create PresShell::mSelection for SVG-as-an-image Core Layout nobody NEW --- 2024-03-24
1604778 Firefox falling apart during use Core Widget: Win32 nobody UNCO --- 2022-10-11
532360 Reply-to-all not created correctly for mail in IMAP folder, if mail has no null-line, no mail-body-line MailNews Core Networking: IMAP nobody NEW --- 2022-10-10
487438 [MS-SQL] Support MS SQL Server: Bugzilla::DB::Schema::Mssql Bugzilla Database mockodin ASSI --- 2012-08-27
778533 Add reply management feature to Lightning for Thunderbird. Calendar General nobody NEW --- 2022-10-10
731478 Cache the peer's intermediate CA certificates in SSL session ID NSS Libraries nobody NEW --- 2022-11-15
771339 Live function editing DevTools Debugger nobody NEW --- 2022-10-10
1902589 main process crash on whatsapp since 127, not occuring with SW rendering, there is no about:crashes page (EGL/twm X11/void linux/Mesa 24.1.1/dual gpu 2xAMD from 2014/2 displays) Core Widget: Gtk nobody UNCO --- 2024-07-12
1818268 Crash in [ @ java.lang.NullPointerException: Attempt to invoke interface method 'java.lang.String java.lang.CharSequence.toString()' on a null object in AccessibilityInteractionClient.java] GeckoView General m_kato REOP --- 2024-08-30
1855083 Intermittent Windows Debug ASAN layout/base/tests/marionette/test_accessiblecaret_selection_mode.py | marionette_driver.errors.JavascriptException: [Exception... "Unexpected error" nsresult: "0x8000ffff (NS_ERROR_UNEXPECTED)" Core Layout nobody NEW --- 2025-06-16
1680129 Report meaningful `environment.system` telemetry values for aarch64 macs Core Widget: Cocoa nobody NEW --- 2023-03-31
1735470 Firefox 93.0 (64-bit) in Macbook Pro Keeps crashing when using Keyboard Shortcut to switch tabs Firefox Tabbed Browser nobody UNCO --- 2021-10-27
1946218 Intermittent TEST-UNEXPECTED-TIMEOUT | /webdriver/tests/bidi/network/add_intercept/url_patterns.py | expected OK Remote Protocol WebDriver BiDi nobody REOP --- Tue 15:32
1675603 Intermittent Mn TEST-UNEXPECTED-ERROR | <random_test> | TimeoutException: marionette_driver.errors.TimeoutException: Navigation timed out after 300000 ms Testing Marionette Client an nobody REOP --- 2025-06-29
1797617 AccessibilityTest.kt has Blocked Non-SDK Interfaces New in SDK 31 (getVirtualDescendantId) GeckoView General nobody NEW --- 2025-06-24
969395 [WebRTC] Support hardware accelerated vp8 encoding & decoding for WebRTC Core WebRTC: Audio/Video nobody NEW --- Fri 06:31
961325 SpiderMonkey should let Firefox tell it why it called JavaScript code Core JavaScript Engine nobody NEW --- 2024-01-10
1910344 Slow download of source archive with 4.44 MB/s Cloud Services Operations: Product nobody UNCO --- 2024-09-08
1526697 Intemittent XIO: fatal IO error 11 (Resource temporarily unavailable) on X server ":0" Testing General nobody NEW --- 2025-02-23
1273706 [META] implement Houdini CSS Properties and Values API Core CSS Parsing and Comp nobody REOP --- 2025-07-02
1301915 Firefox sending characters to xfdesktop Core Widget: Gtk nobody UNCO --- 2022-10-11
845007 Port Control Protocol (PCP) Implementation for WebRTC NAT Traversal Core WebRTC: Networking nobody NEW --- 2022-10-10
409494 Inconsistent display of <input type="image"> when "type" attribute is set dynamically Core DOM: Core & HTML nobody NEW --- 2022-10-10
1794767 New wpt failures in /html/semantics/popups/popup-attribute-basic.tentative.html Core DOM: Core & HTML nobody NEW --- 2024-07-12
1796755 New wpt failures in /html/semantics/popups/ [popup-attribute-basic.tentative.html, popup-light-dismiss.tentative.html] Core DOM: Core & HTML nobody NEW --- 2024-07-12
1701658 Firefox crash when load a PKCS#11 Module which use std::regex_search Core Security: PSM nobody REOP --- 2022-10-07
1083994 view message body fails in the message pane, requiring new messenger window open. (After rename of imap folder where mail is shown in messagepane, exception of "0x80070057 (NS_ERROR_ILLEGAL_VALUE) [nsIDOMLocation.href]" occurs in ClearMessagePane) Thunderbird Message Reader UI nobody NEW --- 2022-10-11
955014 Indexed logs & efficient search Thunderbird Instant Messaging nobody REOP --- 2022-10-11
335303 Null pointer dereference in pt_PostNotifyToCvar (pr/src/pthreads/ptsynch.c) NSPR NSPR nobody NEW --- 2024-01-01
1930816 Searchfox diagrams need to account for context/contextsym now including lambdas since bug 1856762 Webtools Searchfox bugmail ASSI --- 2025-03-09
1255340 FF redirects to null.com while dataTransfer.setData("text", null) dragstart event definition Core DOM: Copy & Paste an nobody UNCO --- 2024-07-20
1861633 Intermittent toolkit/mozapps/extensions/test/browser/browser_html_discover_view.js | single tracking bug Toolkit Add-ons Manager nobody NEW --- Tue 14:53
1828112 Intermittent browser/components/migration/tests/browser/browser_file_migration.js | single tracking bug Firefox Migration nobody NEW --- 2024-10-28
1942416 Intermittent telemetry/marionette/tests/client/test_fog_usage_reporting.py TestUsageReporting.test_deletion_request | AssertionError: '<random>' != '<other random>' Toolkit Telemetry jrediger ASSI --- 2025-05-12
1850412 Frequent Wayland failure in `accessible/tests/mochitest/events/docload/test_docload_shutdown.html` Firefox Build System Task Configuration nobody NEW --- 2023-08-28
1714981 New wpt failures in /html/dom/reflection-embedded.html Core DOM: Core & HTML nobody NEW --- 2024-07-12
1853020 Error interacting with menu windows Core Graphics nobody UNCO --- 2023-10-13
482874 Provide a friendlier/more useful alternative when the user encounters a 404 error page. Core DOM: Navigation nobody NEW --- 2024-05-24
777603 move some nsAccessibilityService methods into layout/ Core Disability Access AP nobody NEW --- 2022-10-10
1852790 Pasting NULL bytes into textarea fails Core Widget: Gtk stransky ASSI --- 2025-06-12
1551085 JavaScript Error: "right-hand side of 'in' should be an object, got null" in ical.js Calendar ICAL.js Integration nobody NEW --- 2022-10-11
1114386 nsResProtcolHandler::NewChannel2 fails to set loadinfo Core Networking nobody NEW --- 2022-10-11
124536 Eliminate nsCRT::str* to use str* from libC Core XPCOM nobody NEW --- 2022-10-10
1198556 PostgreSQL crashes when deleting a custom field of type INTEGER Bugzilla Database mtyson NEW --- 2015-09-14
1811965 Intermittent browser/components/urlbar/tests/engagementTelemetry/browser/browser_glean_telemetry_impression_groups.js | single tracking bug Firefox Address Bar nobody NEW --- 2025-04-21
952700 Intermittent TEST-UNEXPECTED-FAIL | browser_overflow_anchor.js | Panel should be anchored to the chevron. - Got null, expected [object XULElement] Firefox Downloads Panel nobody NEW --- 2022-10-11
1779761 Intermittent LeakSanitizer | leak at Chunk, CreateChunk, mozilla::image::SourceBuffer::ExpectLength, mozilla::image::RasterImage::SetSourceSizeHint Core Graphics: ImageLib nobody NEW --- 2023-04-09
1659200 Add `nullable` and `notnull` attributes to XPIDL Core XPConnect nobody NEW --- 2020-10-21
1775975 Intermittent browser/components/preferences/tests/browser_hometab_restore_defaults.js | single tracking bug Firefox Settings UI jhirsch ASSI --- 2025-06-22
1716771 Firefox Consistiently Crashing on Quit (Linux): Crash in [@ AsyncShutdownTimeout | profile-change-teardown | StorageSyncService: shutdown ] WebExtensions Storage nobody NEW --- 2023-02-23
1775807 Intermittent browser/components/urlbar/tests/browser/browser_hashChangeProxyState.js | single tracking bug Firefox Address Bar nobody NEW --- Tue 14:55
1405971 Webextension UUID leak to servers via Fetch request headers WebExtensions General nobody NEW --- 2025-03-02
1923145 Intermittent org.mozilla.fenix.ui.SettingsAddonsTest#verifyUBlockWorksInPrivateModeTest | java.lang.AssertionError Firefox for Android UI Tests nobody REOP --- Tue 14:32
1623824 Searching for uses of enum struct variant doesn't find constructions Webtools Searchfox jgilbert NEW --- 2024-09-22
1270416 RegisterProtocolHandler Flow Enhancement Firefox File Handling nobody REOP --- 2022-10-11
842979 Gmail web page is using a lot of memory (>2GB), ~600MB of which are orphan nodes Core General nobody REOP --- 2025-01-16
1852978 firefox producing G_TYPE_CHECK_INSTANCE errors in xsession-errors file. Core Widget: Gtk nobody UNCO --- 2023-09-14
1894409 Intermittent browser/components/sidebar/tests/browser/browser_extensions_sidebar.js | single tracking bug Firefox Sidebar nobody REOP --- Tue 15:22
1916861 Intermittent browser/components/migration/tests/marionette/test_refresh_firefox.py | single tracking bug Firefox Migration nobody REOP --- Tue 14:41
1903965 Intermittent TEST-UNEXPECTED-TIMEOUT | /webdriver/tests/interop/beforeunload_prompt.py | expected OK Remote Protocol Marionette nobody REOP --- Tue 14:49
1684580 Add Light/Dark Theme Identifier Firefox Theme nobody NEW --- 2020-12-31
1731480 libglvnd: If second, unused, Nvidia GPU is present with the Nvidia driver installed, the Intel APU does not have correct vendorID, deviceID, driverVendor, is thus not qualified for HW WR. Core Graphics: WebRender nobody NEW --- 2024-08-05
1861339 Intermittent toolkit/mozapps/extensions/test/browser/browser_installtrigger_install.js | single tracking bug Toolkit Add-ons Manager nobody REOP --- 2025-06-22
1883554 Intermittent TV toolkit/components/passwordmgr/test/browser/browser_entry_point_telemetry.js | single tracking bug Toolkit Password Manager nobody NEW --- 2025-01-12
1577963 Intermittent devtools/client/responsive/test/browser/browser_preloaded_newtab.js | uncaught exception - TypeError: this._securityUI is null at updateSecurityUIForSecurityChange@chrome://global/content/elements/browser-custom-element.js:1521:9 DevTools Responsive Design Mo nobody NEW --- 2022-10-12
1974912 Intermittent detect-leaks-arm org.mozilla.fenix.ui.MainMenuTestCompose#verifyReportBrokenSiteFormNotDisplayedWhenTelemetryIsDisabledTest | androidx.test.espresso.NoMatchingViewException: No views in hierarchy found matching: an instance of android.widget Firefox for Android UI Tests nobody NEW --- Tue 14:33
1823315 Firefox freezes all but current tab and current tab malfunctions Core Widget: Gtk nobody UNCO --- 2023-03-29
1514002 Inconsistent changes in bug 1216245 and bug 1375913 bugzilla.mozilla.org Administration nobody NEW --- 2024-02-21
1945351 Intermittent testing/firefox-ui/tests/functional/security/test_https_first.py TestHTTPSFirst.<test-name> | marionette_driver.errors.ScriptTimeoutException: Timed out after 30000 ms Testing Firefox UI Tests nobody NEW --- Tue 14:37
1775613 Intermittent browser/components/sessionstore/test/browser_590563.js | single tracking bug Firefox Session Restore nobody NEW --- Tue 15:14
1663090 Promises created from async functions don't resolve when document is detached. Core DOM: Core & HTML nobody NEW --- 2025-06-19
1893778 Intermittent docshell/test/navigation/browser_test_shentry_wireframe.js | single tracking bug Core DOM: Navigation nobody REOP --- Tue 15:06
1818910 Clipboard <textarea> after the null character are truncated Core DOM: Copy & Paste an nobody NEW --- 2023-03-14
1247189 Null deref in TrackBuffersManager Core Audio/Video: Playbac alwu REOP --- 2025-03-06
1761634 WebDriver:ExecuteScript returns null where no null is possible Remote Protocol Marionette nobody NEW --- 2024-09-09
1515851 both screen.width and screen.height incorrect when multiple monitors Core Graphics nobody UNCO --- 2022-10-11
942756 Unify the different ways we start the debugger server DevTools General nobody NEW --- 2020-12-09
556505 SECU_GetPasswordString, SECU_ChangePW2 and secu_InitSlotPassword are strange NSS Tools nobody NEW --- 2022-11-28
1904227 [X11] Firefox stops responding after some minutes typing on writing fields Core Widget: Gtk nobody UNCO --- 2025-03-03
226730 Slow threading when all messages have the same subject, with mail.strict_threading MailNews Core Database nobody REOP --- 2022-10-10
1877340 Intermittent dom/ipc/tests/browser_ProcessPriorityManager.js | single tracking bug Core DOM: Content Process nobody REOP --- Tue 14:53
1960182 Intermittent did not see DOCSHELL log strings. this occurs if the DOCSHELL logging gets disabled by something. 14 created seen 0 destroyed seen Firefox Shell Integration nobody NEW --- 2025-06-22
1669572 Media nullbytes and special keys in metatags lead to manipulation of mLength and possible invalid input Core Audio/Video nobody NEW --- 2024-05-30
1970790 Intermittent telemetry/marionette/tests/client/test_fog_user_activity.py TestClientActivity.test_user_activity | AssertionError: 'inactive' != 'active' Toolkit Telemetry nobody NEW --- 2025-06-22
469228 Support keep-alive connections in httpd.js Testing General nobody NEW --- 2022-10-10
1934381 Perma [tier 2] dom/cache/test/marionette/test_caches_delete_cleanup_after_shutdown.py | marionette_driver.errors.TimeoutException: Timed out after 60.1 seconds with message: Cache directory is not cleaned up properly Core Storage: Cache API nobody NEW --- 2025-06-16
1948869 Intermittent toolkit/components/ml/tests/browser/browser_ml_cache.js | single tracking bug Core Machine Learning nobody REOP --- Tue 15:18
944372 Intermittent sessionstore/test/browser_394759_basic.js | The closed window data was stored correctly Firefox Session Restore nobody NEW --- 2022-10-11
1687377 Log files recording in thunderbird get all the logged data replaced with zeros when firefox invoked by clicking http link in email and then continue logging OK Core XPCOM gds NEW --- 2023-01-20
1305583 reftest logs missing test result Testing Reftest nobody NEW --- 2022-10-11
592978 CERT_PKIXVerifyCert() with "certificateUsageSSLServer" returns error but still log->count is 0 NSS Libraries nobody UNCO --- 2023-11-06
1348087 Use standard networking download code instead of nsIIncrementalDownload Toolkit Application Update nobody REOP --- 2024-02-27
1521870 Rendering issues when programmatically entering fullscreen mode. Core Web Painting nobody NEW --- 2022-10-11
1781347 Intermittent toolkit/components/pictureinpicture/tests/browser_smallVideoLayout.js | single tracking bug Toolkit Picture-in-Picture nobody NEW --- 2024-03-10
1499248 Roboto woff2 fonts are reloaded every 30 seconds if gfx.downloadable_fonts.otl_validation is true and let the text flicker Core Graphics: Text nobody NEW --- 2022-10-11
1119611 Cannot communicate securely with peer: no common encryption algorithm MailNews Core Networking: IMAP nobody NEW --- 2022-10-11
1836603 Snap/XFCE X11: Error when launching Firefox with profile that is already open Core Widget: Gtk nobody UNCO --- 2024-02-27
1929964 Expire old Firefox partial.mar files Cloud Services Operations: Product nobody NEW --- 2025-04-18
1582253 Monitor "fxa_configured" probe with sync decouple work Firefox Firefox Accounts loines REOP --- 2022-10-11
1932525 "WebDriver:SwitchToWindow" fails with "TypeError: this.args is null" when print preview is open Remote Protocol Marionette nobody NEW --- 2024-12-02
1958139 UndefinedBehaviorSanitizer: undefined-behavior .../parser/expat/expat/lib/xmlparse.c, runtime error: applying zero offset to null pointer in parser/expat/expat/lib/xmlparse.c Core XML nobody NEW --- 2025-04-02
1958616 lookupNamespaceURI(null) does not return default namespace Core DOM: Core & HTML nobody UNCO --- 2025-04-07
1322195 hangs clicking mailto: in message (linux, xubuntu and mozilla build) Thunderbird Untriaged nobody UNCO --- 2024-09-14
1371666 WebGL 1 conformance test conformance/state/gl-enable-enum-test.html failures Core Graphics: CanvasWebG nobody NEW --- 2022-10-11
1655916 WebExtensions can be killed by Linux OOM-killer, but cannot be restarted WebExtensions General nobody NEW --- Fri 10:59
441414 Treerows need a way to hold richer content Core XUL nobody NEW --- 2023-02-22
1513981 Investigate timestamp shift in bug history on 2016-05-25 bugzilla.mozilla.org Administration nobody NEW --- 2024-02-27
238966 If saving two pages simultaneously save is sometimes incomplete Firefox File Handling nobody UNCO --- 2024-05-30
1884101 Intermittent [TV] toolkit/components/places/tests/browser/browser_favicon.js | Found the icon for exposable URL - "undefined" == true - {"filename":"chrome://mochitests/content/browser/toolkit/components/places/tests/browser/browser_favicon.js","name":"te Toolkit Places nobody NEW --- 2024-10-18
1865114 Intermittent TV devtools/client/responsive/test/browser/browser_network_throttling.js | A promise chain failed to handle a rejection: can't access property "top", nextProps.toolboxDoc.defaultView is null - stack: UNSAFE_componentWillReceiveProps@resource: DevTools Responsive Design Mo nobody NEW --- 2023-12-11
410686 re-enable full-duplex testing of libSSL in selfserv NSS Tools nobody NEW --- 2022-11-18
617538 "Invalid Command" or "invalid flag: \indexed" errors when copying between IMAP accounts MailNews Core Networking: IMAP gds REOP --- 2022-10-10
1181269 SpeechGrammarList's addFromString should accept numerals and uppercase letters Core Web Speech nobody NEW --- 2022-10-11
444793 Edit Message Filter window is scrolling slowly, bad performance for large multi-criteria filters Thunderbird Filters nobody NEW --- 2025-01-09
955317 Support XEP-0077 In-Band Registration Chat Core XMPP nobody NEW --- 2022-10-11
1975705 Intermittent testing/marionette/harness/marionette_harness/tests/unit/test_execute_script.py | single tracking bug Testing Marionette Client an nobody NEW --- Tue 15:01
1709584 TEST-UNEXPECTED-ERROR | testing/marionette/harness/marionette_harness/tests/unit/test_window_rect.py TestWindowRect.test_resize_larger_than_screen | OSError: Process has been unexpectedly closed (Exit code: 1) (Reason: No data received over socket) Core Widget: Gtk nobody REOP --- 2023-02-28
1832967 Intermittent org.mozilla.geckoview.test.PrintDelegateTest#contentIframeWindowDotPrintTest | single tracking bug GeckoView General nobody REOP --- Tue 14:25
1640407 Thunderbird mochitest, JavaScript error: resource://gre/actors/BrowserElementParent.jsm, line 81: TypeError: can't access property "ownerGlobal", browser is null Thunderbird General nobody NEW --- 2020-06-08
175163 SEC_ASN1DecodeItem(NULL, ...) leaks by design . It should always be called with an arena NSS Libraries nobody NEW --- 2022-10-10
1870745 Intermittent toolkit/components/pdfjs/test/browser_pdfjs_nonpdf_filename.js | single tracking bug Firefox PDF Viewer nobody REOP --- Tue 15:22
492557 Create a keyboard shortcut HUD Firefox Keyboard Navigation nobody NEW --- 2024-05-31
553093 callers of SEC_ASN1EncodeItem need to handle failure NSS Libraries nobody NEW --- 2023-11-06
1874899 Intermittent browser/base/content/test/fullscreen/browser_bug1557041.js | single tracking bug Core DOM: Core & HTML nobody REOP --- Tue 14:59
208680 Support read only filesystems and load params from db Bugzilla Installation & Upgra dylan+test REOP --- 2017-03-05
1439074 Crash in mozilla::ipc::MessagePump::Run Core IPC nobody NEW --- 2024-07-10
966024 Encapsulation for read/write buffer arithmetic Core MFBT nobody NEW --- 2022-10-11
1832226 Intermittent browser/base/content/test/caps/browser_principalSerialization_csp.js | single tracking bug Firefox Security nobody NEW --- 2024-02-27
500105 Crash @ GraphWalker Core Cycle Collector nobody NEW --- 2023-12-13
716865 atk's nsAccessibleWrap::FireShowHideEvent() makes bad assumptions about the event target Core Disability Access AP nobody NEW --- 2022-10-10
1781272 Intermittent browser/components/pocket/test/browser_pocket_panel.js | single tracking bug Firefox Pocket nobody REOP --- 2025-06-16
1581403 onLocationChange is sometimes not triggered for about:blank loads Firefox Tabbed Browser nobody NEW --- 2022-10-11
1045861 Android mochitest logcat dominated by hard to read GeckoDump messages Testing Mozbase nobody NEW --- 2022-10-11
1242030 Consolidated patch set from bug 1122698, bug 1134527, bug 1134529, bug 1174500 MailNews Core Networking ishikawa NEW --- 2025-05-13
1929595 Promise rejections aren't considered as exception and doesn't break the debugger when pause on exception is enabled DevTools Debugger nobody NEW --- 2025-01-20
765389 Intermittent browser_461743.js | Test timed out plus two Found a tabs Firefox Session Restore nobody NEW --- 2022-10-10
1749276 Crash getting mail [@ nsMsgLocalMailFolder::EndMessage ] with message filter copy/move, because server can be deleted while a copy operation is still in progress. MailNews Core Networking: IMAP benc ASSI --- 2025-04-09
1955841 Video and Audio gets out of sync if 2x is used on youtube Core Audio/Video: Playbac nobody NEW --- 2025-06-17
1824259 Intermittent browser/base/content/test/webextensions/browser_extension_update_background.js | single tracking bug Firefox Tabbed Browser nobody NEW --- Tue 15:27
1824273 Intermittent browser/components/firefoxview/tests/browser/browser_tab_pickup_list.js | single tracking bug Firefox Firefox View nobody NEW --- 2025-04-13
1100989 Convert current checksetup upgrade test to no longer need database dumps and to auto-generate testing databases Bugzilla QA Test Scripts testing NEW --- 2022-05-25
1846916 Intermittent browser/components/newtab/test/browser/browser_highlights_section.js | single tracking bug Firefox New Tab Page nobody REOP --- Tue 14:40
1898842 Intermittent netwerk/test/browser/browser_dns_prefetch_link_header.js | single tracking bug Core Networking nobody NEW --- 2025-06-22
1666613 Display XML error pages in the browser directionality while force LTRing the XML code itself, without the use of intl.css Core DOM: Core & HTML pierov NEW --- 2025-06-17
1961352 Intermittent org.mozilla.geckoview.test.PromptDelegateTest#directoryTest | single tracking bug GeckoView General nobody NEW --- Tue 14:25
1823823 Intermittent browser/base/content/test/webextensions/browser_extension_update_background_noprompt.js | single tracking bug Firefox Tabbed Browser nobody REOP --- Tue 15:27
1134322 PLDHash{Move,Init}Entry encourage useless null checks Core XPCOM nobody NEW --- 2022-10-11
1961034 GeckoView wpt-reftest logcat logs are 30% logspam from `TypeError: can't access property "nodePrincipal", this.contentDocument is null` and `TypeError: can't access property "title", this.contentDocument is null` GeckoView General nobody NEW --- 2025-04-17
487437 [MS-SQL] Support MS SQL Server: Bugzilla::DB::Mssql Bugzilla Database jasmins ASSI --- 2013-08-01
1709961 Fix xpcshell tests for isolated process GeckoView General nobody NEW --- Wed 07:44
936208 Implement Debugger.Object.prototype.parameterNames for destructured parameters Core JavaScript Engine nobody NEW --- 2022-10-11
798840 Remove nsCRT::strcmp(const char* s) from nsCRT.h Core XPCOM nobody NEW --- 2024-08-21
1918257 bool nsContentUtils::IsPDFJS(nsIPrincipal* aPrincipal) is wrong Firefox PDF Viewer nobody NEW --- 2024-12-12
992633 Mime type of image is text/plain in HTML mail when drag-dropped from Nautilus into content (Tb uses "data:;base64,/9j/4AAQSkZJRgABAgE..." as Image Location when Drag&Drop from Nautilus) MailNews Core MIME nobody NEW --- 2022-10-11
832729 tabbrowser progress listener no longer fires STATE_STOP on async requests Core DOM: Navigation nobody UNCO --- 2022-10-10
517615 Crash in secoid code, trying to reinitialize after failed NSS shutdown in SECOID_FindOID_Util NSS Libraries nobody REOP --- 2023-12-11
1971546 http://ump.edu.vn/ url in wikipedia infobox redirects to google.com Firefox for Android General nobody UNCO --- 2025-06-11
1858830 Intermittent testing/marionette/harness/marionette_harness/tests/unit/test_crash.py | single tracking bug Testing Marionette Client an nobody NEW --- Tue 15:23
1956913 Intermittent org.mozilla.geckoview.test.PromptDelegateTest#fileMultipleTest | single tracking bug GeckoView General nobody NEW --- Tue 14:25
1246303 webgl broken firefox 44, ubuntu Core Graphics: CanvasWebG nobody UNCO --- 2022-10-11
1664165 Make use of a webprogress listener instead of page load events for tracking active navigations in Marionette Remote Protocol Marionette nobody NEW --- 2025-06-16
1564141 Normandy console errors are displayed only when checking the "Show Content Messages" option Firefox Normandy Client nobody NEW --- 2022-10-11
1832926 New wpt failures in /html/semantics/popovers/ [popover-attribute-all-elements.html, popover-invoking-attribute.html, popover-top-layer-combinations.html] Core DOM: Core & HTML nobody NEW --- 2024-07-12
778617 [meta] Tracking bug for Media Source Extensions API implementation Core Audio/Video: Playbac nobody NEW --- 2025-03-11
1832925 New wpt failures in /html/semantics/popovers/ [popover-attribute-all-elements.html, popover-invoking-attribute.html, popover-top-layer-combinations.html] Core DOM: Core & HTML nobody NEW --- 2024-07-12
803439 Various potential LinkedList interface enhancements/changes Core MFBT nobody NEW --- 2024-12-06
1336491 embedded null in email header causes data corruption MailNews Core Backend nobody NEW --- 2021-02-26
1478596 [JavaScript Error: "TypeError: doc is null" {file: "resource:///actors/ContextMenuChild.sys.mjs" line: 559}] Firefox Menus rob ASSI --- Tue 09:28
1832494 JavaScript error: resource://gre/actors/BrowserElementChild.sys.mjs, line 19: TypeError: can't access property "windowUtils", this.contentWindow is null Toolkit Content Prompts nobody NEW --- 2023-07-07
1952364 Intermittent Assertion failure: !aOther.IsNull() (Cannot compute with aOther null value), at /builds/worker/workspace/obj-build/dist/include/mozilla/TimeStamp.h:496 Core Widget: Gtk canaltinova REOP --- Tue 14:56
1856313 Crash in [ @ java.lang.NullPointerException: null cannot be cast to non-null type android.view.Surface] Firefox for Android QR nobody NEW --- 2024-07-12
32761 URL: Passing user id and null password via HTTP ("user:<NULL>") Core Networking nobody NEW --- 2024-05-24
1515698 Loading this page (on Windows at least) hangs Firefox and Windows (could eventually kill Toolkit Places nobody NEW --- 2025-03-11
1897419 [MX][privalia.com.mx] Autofiil doesn't work on Last Name field in payment form Toolkit Form Autofill joschmidt NEW --- 2024-06-25
1855082 Intermittent org.mozilla.geckoview.test.DynamicToolbarTest#showDynamicToolbar | single tracking bug GeckoView General nobody NEW --- 2025-03-16
880602 if the current default account is not suitable to be default, pick a better default server as soon as it becomes available MailNews Core Account Manager acelists ASSI --- 2022-10-10
1834770 Startup Crash in [@ InitializeNSSWithFallbacks] Core Security: PSM nobody NEW --- 2024-01-28
1968697 perma fail ubuntu 24.04 layout/base/tests/marionette/test_accessiblecaret_selection_mode.py Core Layout nobody NEW --- 2025-06-13
1973903 Intermittent UI test failure - < MainMenuComposeTest. verifyMainMenuItemsTest > Firefox for Android UI Tests nobody NEW --- 2025-06-25
1774060 Update animations if the referenced scroll-timeline property gets changed Core CSS Transitions and boris.chiou ASSI --- 2022-10-25
1511302 Set Up an Existing Email Account -> Password = Assertion failure: mRawPtr != nullptr Core DOM: UI Events & Foc nobody NEW --- 2022-10-11
1850515 Intermittent security/manager/ssl/tests/mochitest/browser/browser_clientAuth_connection.js | single tracking bug Core Security: PSM nobody REOP --- Tue 15:32
568034 create event or method to determine the source contentWindow of loading images and media Core Graphics: ImageLib nobody NEW --- 2022-10-10
1932140 Permanent failure TEST-UNEXPECTED-FAIL | dom/media/tests/crashtests/1490700.html | load failed: timed out waiting for reftest-wait to be removed with macOS 14.70 on x86-64 Core WebRTC aryx.bugmail ASSI --- 2025-02-17
1875877 Intermittent browser/components/firefoxview/tests/browser/browser_opentabs_recency.js | single tracking bug Firefox Firefox View nobody REOP --- 2025-06-30
1193821 Add thread and process CPU time for performance object Core DOM: Core & HTML nobody NEW --- 2022-10-11
1885478 Intermittent TV browser/components/search/test/browser/telemetry/browser_search_telemetry_domain_categorization_reporting.js | single tracking bug Firefox Search nobody NEW --- 2025-04-27
1553268 Restore of recently closed tab after browser has been updated by other instance with this running breaks browser: content doesn't load Toolkit Application Update nobody NEW --- 2022-10-11
1149333 Reflect.parse for ArrowFunctionExpression returns incorrect loc.start.column (off by one) Core JavaScript Engine arai.unmht NEW --- 2025-01-28
1502457 Contextual Feature Recommender (CFR) and other "nightly/local"-only features uses "default" to select cohort Firefox Build System General mh+mozilla REOP --- 2022-10-11
671130 sdwilsh's RESTRequest follow-up Cloud Services Firefox: Common nobody NEW --- 2012-12-12
1723600 macOS crash in [@ __pthread_kill | pthread_kill | abort | GLDContextRec::flushContextInternal] Core Graphics bwerth NEW --- 2024-03-16
257942 activity manager tracker [meta] Thunderbird General nobody NEW --- 2025-03-17
715376 implement per-page event queue, to allow timeout grouping/prioritization/etc Core DOM: Core & HTML nobody NEW --- 2025-03-01
1968249 slow download from firefoxci.taskcluster-artifacts.net on cache miss Cloud Services Operations: Taskclus nobody NEW --- 2025-05-23
1286905 Support deleting an XMPP account on the server Chat Core XMPP nobody NEW --- 2022-10-11
1848488 Intermittent browser/components/sessionstore/test/browser_should_restore_tab.js | single tracking bug Firefox Session Restore nobody NEW --- 23:58:17
1039200 Add Migration for new tag tables Toolkit Places nobody NEW --- 2024-12-19
1276536 Callers of CreateReferenceRenderingContext() cannot handle it returning null Core Graphics nobody REOP --- 2022-10-11
1891706 [Android] TypeError: can't access property "remoteTab", this._browser.frameLoader is null GeckoView General nobody NEW --- Tue 14:27
1374004 ACID 3 test 23 fails with "expected '14' but got '5' - wrong exception for createElementNS('null', ':div')" Core DOM: Core & HTML nobody NEW --- 2022-10-11
240731 Consider allowing calling nsIURILoader::Open with null context Firefox File Handling nobody NEW --- 2024-02-21
1248752 nsCString::Adopt() should assert string is null terminated Core XPCOM nobody NEW --- 2022-10-11
711479 potential NULL pointer dereference in content/base/src/nsDocument.cpp Core DOM: Core & HTML nobody NEW --- 2022-10-10
1973256 Intermittent browser/components/tabbrowser/test/browser/tabs/browser_paste_event_at_middle_click_on_link.js | single tracking bug Firefox Tabbed Browser nobody NEW --- Tue 15:20
1872153 Action button of "Allow HTML Temp" sometimes missing Thunderbird Add-Ons: General nobody UNCO --- 2025-05-24
1968207 Intermittent browser/base/content/test/performance/browser_windowopen.js | unexpected 1 changed rects: ({x1:148, x2:374, y1:0, y2:43, w:227, h:44}), window width: 1280 - | single tracking bug Toolkit Performance Monitori nobody NEW --- Tue 15:22
1907775 update asks for administrator (UAC) Toolkit Application Update nobody NEW --- 2025-01-23
1922165 Unresponsive after dragging image Core Widget: Gtk nobody UNCO --- 2025-03-24
234102 ::-moz-selection deletes default css values for color and background-color Core CSS Parsing and Comp nobody REOP --- 2022-10-10
1940470 Thunderbird ESR balrog rule 17943 was removed Thunderbird Build Config corey ASSI --- 2025-02-04
1324883 Media cache (HTML5) not cleared when tab closed or Ctrl+F5 Core Audio/Video: Playbac nobody REOP --- 2022-10-11
1831673 TB 113 very slow (3 minutes) startup on Mac. (macOS contacts) Thunderbird General nobody NEW --- 2025-06-19
1875918 Intermittent browser/components/newtab/test/xpcshell/test_TelemetryFeed.js | single tracking bug Firefox New Tab Page nobody NEW --- Tue 14:46
1254327 browser.downloads.download() doesn't handle redirects WebExtensions Request Handling nobody NEW --- 2025-03-11
1205277 When a Thunderbird user accepts an invitation, the organizer of the invitation is changed to that user Calendar E-mail based Schedul nobody UNCO --- 2023-12-23
1936110 Memory leak in QuickSettingsSheetDialogFragment Firefox for Android Settings nobody NEW --- Mon 06:39
1838572 Intermittent TV devtools/client/netmonitor/src/har/test/browser_harautomation_simple.js | single tracking bug DevTools Netmonitor nobody NEW --- 2024-02-21
1305207 Thunderbird uses much cpu when idle, fixed by increasing mail.db.idle_limit MailNews Core Database nobody NEW --- 2025-05-26
1972115 Intermittent browser/components/enterprisepolicies/tests/browser/browser_policy_websitefilter.js | single tracking bug Firefox Enterprise Policies nobody NEW --- Tue 14:59
1497100 Screenshot of root element taken with Marionette is cropped to visible viewport Firefox Headless nobody UNCO --- 2022-10-11
1899560 2FA codes can’t be printed on Firefox Android in Custom Tab Firefox for Android Accounts and Sync nobody NEW --- 2025-01-17
1856033 Intermittent TV devtools/client/debugger/test/mochitest/browser_dbg-quick-open.js | A promise chain failed to handle a rejection: Parser: source source-url-https://example.com/browser/devtools/client/debugger/test/mochitest/examples/script-switching-02.js DevTools Debugger nobody NEW --- 2024-02-27
598587 Prevent pinned tabs from being overwritten by external urls entered from URL bar (but open the URL in new normal tab) Firefox Tabbed Browser dao+bmo REOP --- 2024-03-14
1478280 samesite=strict prevents reading the cookie after a xhr request Core DOM: Security nobody NEW --- 2022-10-11
1963055 Intermittent browser/base/content/test/popupNotifications/browser_popupNotification_swapBrowser.js | single tracking bug Toolkit PopupNotifications a nobody NEW --- Tue 15:13
279958 Autoscroll shouldn't be invoked on embedded objects in Firefox on Mac OS X Firefox General nobody NEW --- 2022-10-10
1094240 e10s - disabling the findbar using "disablefastfind" is broken (therefore causes test failures in browser_zbug569342.js) Firefox General nobody NEW --- 2022-10-11
1802198 Intermittent /webdriver/tests/send_alert_text/send.py | test_send_alert_text[Fed\terer] - AssertionError: no such alert (404): Remote Protocol Marionette nobody REOP --- 2025-06-01
1719677 [mozlog] Permanent Windows Marionette UnicodeEncodeError: 'charmap' codec can't encode character '\U0001f36a' in position 194: character maps to <undefined> - DO NOT USE FOR CLASSIFICATION Testing Mozbase nobody NEW --- 2022-10-02
320347 Unable to decrease the width of the td dynamically in a table. Core Layout nobody NEW --- 2022-10-10
878297 window.location.origin is "null" for file: URIs Core DOM: Core & HTML nobody NEW --- 2023-10-17
1930761 Many reports have null field values in details Web Compatibility Tooling & Investigat nobody NEW --- 2024-11-27
613408 doorhanger notification with null anchorID does not have an icon Toolkit PopupNotifications a nobody NEW --- 2023-06-22
1240346 Reply to all fails with NULL error when message was opened from file SeaMonkey MailNews: Compositio nobody NEW --- 2017-01-18
1585721 null pointer passed as argument 2, which is declared to never be null in include/nsCharTraits.h:299 Core XPCOM nobody NEW --- 2024-12-12
1355244 nsCSSFrameConstructor::ContentAppended should consistently null-check (or not-null-check) aContainer Core Layout nobody NEW --- 2022-10-11
1687896 Intermittent browser/components/newtab/test/browser/browser_customize_menu_content.js | Highlights section is rendered - null == true - got null, expected true (operator ==) Firefox New Tab Page achurchwell NEW --- 2022-07-03
1941054 Intermittent devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_addons_popup_picker.js | single tracking bug DevTools about:debugging nobody REOP --- 2025-06-22
1862279 Crashes in [@ pthread_kill | abort | GeForceGLDriver@0x30736f] on macOS versions that don't support GeForce video hardware, installed by OCLP Core Graphics nobody NEW --- 2024-05-19
676968 xpcshell test image/test/unit/test_imgtools.js fails on Android Core Graphics: ImageLib nobody REOP --- 2022-10-10
1825249 Intermittent TC 10:48:26 [0m [31m[ERROR] [0mFN 'observe' duplicated for 'toolkit/components/telemetry/app/TelemetryControllerContent.sys.mjs' in a lcov file Toolkit Telemetry nobody REOP --- Tue 15:04
916193 [Exception... "Component returned failure code: 0xc1f30001 (NS_ERROR_NOT_INITIALIZED) [nsIInlineSpellChecker.ignoreWords]" nsresult: "0xc1f30001 (NS_ERROR_NOT_INITIALIZED)" location: "JS frame :: chrome://messenger/content/messengercompose/MsgComposeCom Thunderbird Message Compose Wind ishikawa NEW --- 2022-10-10
1789308 CORS Redirect to CORS Target contains Origin header in Preflight Core Networking: HTTP nobody NEW --- 2025-06-17
490238 Create new NSS samples NSS Documentation nobody NEW --- 2023-12-11
1354843 Don't accept dead wrappers in JS_FindCompilationScope Core XPConnect nobody NEW --- 2023-11-13
1848593 Intermittent Wd TEST-UNEXPECTED-TIMEOUT | expected OK (hang in "browsingContext.create") Remote Protocol WebDriver BiDi nobody REOP --- Tue 15:01
568752 AeroPeek Thumbbar buttons - set mImage and flags Core Widget: Win32 nobody NEW --- 2022-10-10
1898739 Intermittent browser/components/sidebar/tests/browser/browser_toolbar_sidebar_button.js | single tracking bug Firefox Sidebar nobody REOP --- Tue 15:20
1883242 Intermittent browser/base/content/test/popupNotifications/browser_popupNotification_keyboard.js | single tracking bug Toolkit PopupNotifications a nobody REOP --- Tue 15:27
1776189 Intermittent Wd TEST-UNEXPECTED-TIMEOUT | expected OK [hang in WebDriver:SwitchToFrame] Remote Protocol Marionette nobody REOP --- Tue 15:04
1896578 Intermittent browser/components/sidebar/tests/browser/browser_history_sidebar.js | single tracking bug Firefox Sidebar nobody REOP --- Tue 15:10
1289097 Investigate TriggeringPrincipal for toplevel docshell loads where URL is typed into address bar Core DOM: Security nobody NEW --- 2022-10-11
1936959 Intermittent SUMMARY: AddressSanitizer: ABRT /tmp/glibc/nptl/../sysdeps/unix/sysv/linux/futex-internal.h:88 in futex_wait_cancelable Toolkit Reader Mode nobody NEW --- 2025-06-22
1847254 Intermittent TV browser/components/shopping/tests/browser/browser_settings_telemetry.js | single tracking bug Toolkit Telemetry nobody NEW --- 2023-08-20
1894312 Intermittent devtools/client/debugger/test/mochitest/browser_dbg-call-stack.js | single tracking bug DevTools Debugger nobody NEW --- Tue 14:40
1829935 Frequent netwerk/test/browser/browser_103_cleanup.js | single tracking bug Core Networking valentin.gosu REOP --- Tue 15:09
1803644 Intermittent browser/extensions/formautofill/test/mochitest/test_autofill_and_ordinal_forms.html | single tracking bug Toolkit Form Autofill nobody REOP --- Tue 14:48
651981 Tracking bug for GfxInfo API problems Core Graphics nobody REOP --- 2022-10-10
918697 bltest leaks file descriptors and does not check for file open errors NSS Test nobody NEW --- 2023-05-09
1868969 Intermittent devtools/client/debugger/test/mochitest/browser_dbg-paused-overlay.js | single tracking bug DevTools Debugger nobody REOP --- Tue 15:05
1956496 Intermittent [tier 2] application crashed [@ js::ctypes::CData::GetData] | single tracking bug Core js-ctypes nobody NEW --- Tue 15:31
1916784 Intermittent TV leakcheck | default 12092 bytes leaked (AsyncPanZoomController, CompositorManagerParent, CondVar, GestureEventListener, ISurfaceAllocator, ...) Core Panning and Zooming nobody NEW --- 2025-03-10
1970513 Intermittent browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbarEmpty.js | single tracking bug Firefox General nobody NEW --- 2025-06-22
1959453 Intermittent TV devtools/client/debugger/test/mochitest/browser_dbg-javascript-tracer-sidebar.js | Test timed out - DevTools Debugger nobody NEW --- 2025-06-05
1927792 Intermittent TV docshell/test/mochitest/test_bug1850335.html | Page came from BFCache Core DOM: Navigation bvandersloot NEW --- 2025-03-16
1949606 Intermittent toolkit/components/satchel/megalist/content/tests/browser/browser_passwords_primary_password.js | single tracking bug Toolkit Form Manager nobody NEW --- Tue 14:57
1891244 Frequent esr115 OS X 10.15 devtools/client/debugger/test/mochitest/browser_dbg-call-stack.js | A promise chain failed to handle a rejection: Actor 'SpecialPowers' destroyed before query 'Spawn' was resolved - stack: (No stack available.) DevTools Debugger nobody REOP --- Tue 15:12
1827742 Intermittent [TV] devtools/client/debugger/test/mochitest/browser_dbg-browser-toolbox-unselected-pause.js | A promise chain failed to handle a rejection: Actor 'SpecialPowers' destroyed before query 'Spawn' was resolved - stack: (No stack available.) DevTools Debugger nobody NEW --- 2025-01-29
1933484 Intermittent SUMMARY: AddressSanitizer: ABRT /tmp/glibc/io/../sysdeps/unix/sysv/linux/poll.c:29 in poll Core Audio/Video: Playbac nobody NEW --- Tue 15:03
1889774 Intermittent browser_lastSeenActive.js | single tracking bug Firefox Tabbed Browser nobody NEW --- 2025-06-22
1269331 Implement Data Forms (XEP-0004) Chat Core XMPP nobody NEW --- 2022-10-11
522572 Places Query API refactor/redesign Toolkit Places nobody NEW --- 2025-03-05
1942953 Intermittent browser/components/sessionstore/test/browser_tab_groups_undo.js | single tracking bug Firefox Session Restore nobody NEW --- 2025-06-30
1915505 Intermittent dom/tests/mochitest/pointerlock/test_pointerlock_focus.html | single tracking bug Core DOM: Core & HTML nobody REOP --- Tue 14:29
1893233 Intermittent Could not remove pulse module with id <number> Taskcluster Workers nobody NEW --- 2024-06-30
1048769 Move calendar metadata from the provider to item Calendar Internal Components nobody NEW --- 2022-10-11
541130 Error message if specified string in message body (`+' is an invalid character in key/directory names, if scheme name like string has + in it) Thunderbird OS Integration nobody NEW --- 2022-10-10
1430348 Clients.openWindow() navigation request in e10s gets a null principal for nsILoadInfo.principalToInherit Core DOM: Core & HTML nobody NEW --- 2022-10-11
1760980 Devtools Inspector breaks when csp is disabled (document.csp is null) DevTools Inspector nobody NEW --- 2022-03-23
1681223 nsContentUtils::WidgetForDocument from Background Script returns non-null widget Core Layout nobody NEW --- 2021-01-29
1283673 Remove useless null checks in BuildTextRunsScanner::SetupBreakSinksForTextRun() Core Layout: Text and Fon nobody NEW --- 2022-10-11
1248522 TypeError: gCurrentFolder is null chrome://messenger/content/SearchDialog.js in Error Console. Thunderbird Search nobody NEW --- 2022-10-11
985758 Block off the lower and upper 4GB on 64-bit platforms with non-mapped guard pages for greater null-deref (even null-deref by array index) safety Core XPCOM nobody NEW --- 2022-10-11
637607 nsBaseHashtable::Get returns NULL, triggering build warning: converting to non-pointer type ‘unsigned int’ from NULL" Core XPCOM nobody NEW --- 2022-10-10
1949307 Intermittent LeakSanitizer leak at Alloc, AllocCharsForFlatten, JSRope::flattenInternal, flattenInternal | single tracking bug Core DOM: Core & HTML nobody NEW --- Tue 14:36
1938776 Video freezes when resizing Firefox in FC2live Core Audio/Video: Playbac nobody UNCO --- 2025-03-27
1526688 Show instance constructor name in console instead of "Object" DevTools Console cob.bzmoz ASSI --- 2025-04-22
1966872 Intermittent devtools/client/framework/test/browser_tab_descriptor_fission.js | single tracking bug DevTools Framework jdescottes REOP --- Tue 14:36
1622698 Intermittent browser/components/urlbar/tests/browser/browser_aboutHomeLoading.js | Test timed out - Firefox Address Bar adw ASSI --- 2024-09-09
981055 New event is lost when read-only calendar is currently selected ("An error occurred when writing to the calendar ...") Calendar General nobody NEW --- 2023-11-06
1521942 Close when Starting Core Widget: Gtk nobody NEW --- 2022-10-11
555865 Hidden field with a value 0 does not submit sometimes Core DOM: Core & HTML nobody UNCO --- 2022-10-10
1558012 Loading a saved website from HTML document reliably crashes Firefox Dev 68.0b8 Core DOM: Serializers nobody UNCO --- 2023-01-23
1741801 Uncaught TypeError: cal.itip.getInvitedAttendee Errors with a addon using ACLs Calendar E-mail based Schedul nobody NEW --- 2024-04-25
1903587 Intermittent browser/components/tests/browser/browser_default_webprotocol_handler_mailto.js | single tracking bug Firefox General mpohle NEW --- Tue 15:23
1903530 Frequent long janks on Android on loading certain pages Core Storage: Quota Manag jan.varga ASSI --- 2025-03-18
1838196 Intermittent browser/base/content/test/tabcrashed/browser_multipleCrashedTabs.js | single tracking bug Firefox Tabbed Browser nobody REOP --- Tue 15:24
1912194 Intermittent Automation Error: Received unexpected exception while running application | ConnectionResetError: [WinError 10054] An existing connection was forcibly closed by the remote host Testing Mochitest nobody NEW --- Tue 15:28
1890182 Intermittent browser/extensions/formautofill/test/browser/address/browser_address_doorhanger_confirmation_popup.js | single tracking bug Toolkit Form Autofill nobody REOP --- Tue 15:25
1256269 Support endTime in DownloadItem WebExtensions Request Handling nobody NEW --- 2025-03-11
1019721 Native promises tracing DevTools General nobody NEW --- 2022-10-11
66243 PR_Close should call shutdown before close on windows sockets NSPR NSPR nobody NEW --- 2022-10-10
1944623 Intermittent SUMMARY: AddressSanitizer: breakpoint /builds/worker/workspace/obj-build/dist/include/mozilla/Assertions.h:55 in AnnotateMozCrashReason Core XPCOM nobody NEW --- 2025-06-16
1966885 result read-only property missing from IDBRequest object in Firefox Nightly DevTools Console nobody UNCO --- 2025-05-23
1974152 Intermittent UI test failure - < TabbedBrowsingTest. verifyTabsTrayListView > Firefox for Android UI Tests nobody NEW --- 2025-06-25
1061578 Node.isDefaultNamespace(), Node.lookupNamespaceURI() and Node.lookupPrefix() are wrong Core DOM: Core & HTML nobody NEW --- 2022-10-11
1957858 High frequency win 11 A content process crashed and MOZ_CRASHREPORTER_SHUTDOWN is set, shutting down | single tracking bug Core General nobody REOP --- 23:58:28
1453340 Supporting nsIAsyncInputStream::AsyncWait(callback) when there is an already pending operation Core XPCOM nobody NEW --- 2024-09-25
1171470 Properly handle nullable buffer attributes in Web Audio API Core Web Audio padenot NEW --- 2022-10-11
1636939 WPT results in errorsummary.log can contain empty groups Firefox Build System Task Configuration nobody NEW --- 2023-10-23
1973253 Intermittent [tier 2] browser/components/contextualidentity/test/browser/browser_usercontextid_tabdrop.js | single tracking bug Core DOM: Security nobody NEW --- Tue 15:21
1901695 [meta] Thunderbird console error cleanup Thunderbird General nobody NEW --- 2024-06-20
1962060 Intermittent toolkit/components/antitracking/test/browser/browser_AntiTrackingETPHeuristic.js | single tracking bug Core Privacy: Anti-Tracki nobody REOP --- Tue 15:27
209501 Phantom mail from 1/01/1970 11:00 AM or 12/31/1969 keeps reappearing in my inbox, often related to junk or deleting a message MailNews Core Backend nobody NEW --- 2025-06-30
1972397 Intermittent [tier 2] docshell/test/browser/browser_cross_process_csp_inheritance.js | single tracking bug Core DOM: Navigation nobody NEW --- 2025-06-30
1949626 Intermittent TV browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview.js | This test exceeded the timeout threshold. It should be rewritten or split up. If that's not possible, use requestLongerTimeout(N), but only as a last resort. Firefox Firefox View nobody NEW --- 2025-03-04
801176 Support canvas 2D API from workers (with transferables for bg image rendering/processing, etc.) Core Graphics: Canvas2D nobody REOP --- 2025-03-01
1930141 Intermittent browser/components/asrouter/tests/browser/browser_feature_callout_in_chrome.js | single tracking bug Firefox Messaging System shughes NEW --- Tue 15:21
1927823 Intermittent TEST-UNEXPECTED-TIMEOUT | automation.py | application timed out after 370 seconds with no output Testing Mochitest nobody NEW --- 23:58:20
1143473 Sync to custom server fails on Linux Firefox Sync nobody UNCO --- 2022-10-11
770888 Imap: For messages that were filtered/moved, error message when opening attachments: "The attachment appears to be empty", but "repair folder" fixes it MailNews Core Networking: IMAP nobody NEW --- 2022-10-10
1970198 Intermittent TV toolkit/components/cookiebanners/test/browser/browser_cookiebannerservice_hasRuleForBCTree.js | Should have rule when called with top BC for A - Core Privacy: Anti-Tracki nobody NEW --- 2025-06-24
1899676 Intermittent accessible/tests/browser/fission/browser_take_focus.js | single tracking bug Core Disability Access AP nobody REOP --- Tue 15:05
1630076 After clicking on a div with a Wacom pen (emulated as mouse), the visjs library becomes buggy Core DOM: UI Events & Foc nobody UNCO --- 2021-06-23
966994 [Crash Monitor] previousCheckpoints only rejects when JSON parses to a non-object Toolkit General nobody NEW --- 2022-10-11
1321428 Land the ScrollTimeline API behind a pref Core DOM: Animation nobody NEW --- 2024-09-22
418573 Say "is undefined" or "is null" instead of "is not a function" when appropriate Core JavaScript Engine arai.unmht ASSI --- 2023-07-19
957651 PDF characters missing in pdf viewer and NULL characters appear internally in XHTML and UTF-16 strings Firefox PDF Viewer nobody NEW --- 2023-05-31
1947632 window.opener is null when creating a window from an extension new tab page WebExtensions General nobody NEW --- 2025-05-13
1170616 onicecandidate(null) takes 20 seconds longer to fire on systems with VMs (vs. Chrome only takes 10 seconds longer) Core WebRTC: Networking nobody NEW --- 2023-03-16
1361576 coverity report: In nsXULPopupManager::​ShowMenu(nsIContent *, bool, bool): Pointer is checked against null but then dereferenced anyway Core XUL nobody NEW --- 2022-10-10
1866810 Crash in [@ java.lang.NullPointerException: Attempt to read from field 'int android.view.View.mViewFlags' on a null object reference] Firefox for Android UI Tests nobody NEW --- 2025-06-03
607569 Copy-Paste of recurring event lasting 1hr creates recurring event lasting 24hrs with 'null' as title Calendar General nobody UNCO --- 2022-10-10
723463 execCommand("styleWithCSS", false, null) is not equivalent to execCommand("styleWithCSS", false, false) Core DOM: Editor nobody UNCO --- 2020-12-16
821530 Treat null and undefined as empty strings in XUL property setters that set attributes Toolkit UI Widgets nobody NEW --- 2022-10-10
339921 Coverity 410, NULL ptr crash in certdb_SaveSingleProfile NSS Libraries rrelyea NEW --- 2024-06-05
935848 '[JavaScript Error: "aMsgHdr is null" {file: "chrome://messenger/content/mailWindowOverlay.js" line: 2834}]' when calling method: [nsIMsgHeaderSink::onEndMsgHeaders]" nsresult: "0x80570021 (NS_ERROR_XPC_JAVASCRIPT_ERROR_WITH_DETAILS Thunderbird Mail Window Front En nobody NEW --- 2022-10-11
1963551 Update Error: TypeError: can't access property "selectedPatch", this.update is null Toolkit Application Update nobody REOP --- 2025-05-30
434678 A position fixed node's offsetParent should return null Core DOM: CSS Object Mode nobody NEW --- 2025-06-16
1660161 `Span("literal")` now compiles (despite comment to the contrary) and its size includes the null terminator Core MFBT nobody NEW --- 2023-12-26
276311 public functions in pk11cxt.c don't check for NULL arguments NSS Libraries nobody NEW --- 2022-10-17
311760 Incomplete copying of a textfield that contains a null character Firefox General nobody NEW --- 2023-02-27
1843748 Skia continuously logs "Creating null Skia image from null SourceSurface" warnings when idling on videolan.org Core Graphics: WebRender nobody NEW --- 2024-04-01
1755277 Response.body is not null for fetch responses with null status codes or HEAD methods Core DOM: Networking nobody NEW --- 2023-11-24
1603915 Wrong error type for arr[i]++ if arr is null and i is nonexistent, due to checking for null/undefined too soon Core JavaScript Engine nobody NEW --- 2024-08-06
718741 document.getSelection() should return null if defaultView is null Core DOM: Core & HTML nobody NEW --- 2022-10-10
1290884 hang, freeze, hardlock, lockup with samba automounted drive MailNews Core Networking nobody REOP --- 2018-10-04
1971631 Thunderbird 128.11.1 Crashes repeatedly, and is unable to submit crash reports "The server had an internal error. This is always a problem with server, not the client." Thunderbird General nobody REOP --- 2025-06-23
1636945 make timeout of mochitest much longer for running mochitest under valgrind successfully. Thunderbird Build Config ishikawa NEW --- 2025-01-20
1422867 Wrong number of Top Sites displayed Firefox New Tab Page nobody NEW --- 2022-10-11
1856239 Intermittent devtools/client/inspector/shared/test/browser_styleinspector_context-menu-copy-color_02.js | single tracking bug DevTools Inspector nobody REOP --- Tue 15:13
1179842 ical.js: Events with "problematic" time zone don't show, time zone info not exported. Calendar ICAL.js Integration nobody NEW --- 2022-11-08
1327742 Inspector causes too many dom mutations when I edit attributes DevTools Inspector nobody UNCO --- 2022-10-11
1954676 Perma WD linux tsan SUMMARY: ThreadSanitizer: unlock of an unlocked mutex (or by a wrong thread) (/usr/lib/x86_64-linux-gnu/gio/modules/libgioremote-volume-monitor.so+0x921e) (BuildId: e25a85023b8fb03d0bde19bf0197c33c728e45d8) Core Widget: Gtk nobody NEW --- 2025-04-01
655192 Standard-class bootstrapping is special, don't contort js_InitClass to support them Core JavaScript Engine nobody NEW --- 2022-10-10
1914096 Web site short cuts on new tab cannot be edited Firefox New Tab Page nobody NEW --- 2024-09-30
1558961 OSX Mojave (10.14) - devtools/client/debugger/test/mochitest/browser_dbg-quick-open.js | one file results - Got 2, expected 1 DevTools Debugger nobody REOP --- 2022-10-12
1699487 OAUTH2 Authentication does not work in Office365.us GCC High Environment Thunderbird Security nobody NEW --- 2024-04-11
57342 Add "View as Text/HTML/..." option for unknown mime content-type Firefox File Handling nobody NEW --- 2024-11-28
1690209 Perma Windows ccov TEST-UNEXPECTED-FAIL | APZEventRegionsTester.HitRegionImmediateResponse | Core Panning and Zooming nobody NEW --- 2021-02-23
1386206 Breaking FormData's collect loop into chunks to be executed in idle dispatch Firefox Session Restore nobody NEW --- 2024-12-06
124096 Ability for anyone to FUND (Sponsor, bounty) specific bugs (e.g., PayPal) Bugzilla Bugzilla-General general NEW --- 2019-05-23
1658875 Frontend should gracefully handle failure to create new remote browsers (instead of hanging the UI) Firefox Tabbed Browser nobody NEW --- 2022-02-22
1877283 New wpt failures in /dom/observable/tentative/ [idlharness.html, observable-constructor.any.html, observable-constructor.any.worker.html] Core DOM: Core & HTML nobody NEW --- 2024-07-12
1965131 Intermittent devtools/client/shared/components/test/chrome/test_list_keyboard.html | single tracking bug DevTools Shared Components nobody NEW --- Tue 15:18
1420372 Marionette client has to check for a valid pid of Firefox as returned with the capabilities Testing Marionette Client an nobody NEW --- 2023-07-06
1026310 Intermittent browser_UITour_panel_close_annotation.js | Timeout waiting for popup at anchor: Highlight should move to the appMenu button and still be visible Firefox Tours nobody NEW --- 2022-10-11
1574163 Crash in [@ js::frontend::PerHandlerParser<T>::propagateFreeNamesAndMarkClosedOverBindings] Core JavaScript Engine nobody NEW --- 2022-09-29
1707966 Some JS function call seems to be faster in Chrome when loading facebook.com/groups/theboardgamegroup Core JavaScript Engine: J nobody NEW --- 2023-03-07
1969820 Pasting clipboard content in Firefox appends U+0000 null characters — occurs with Windows echo text | clip and PowerPro clip.set("text") Core Widget: Win32 davidp99 REOP --- 13:35:41
896840 Find cause of reftests sometimes failing with "load failed: null", on Android at least Testing Reftest nobody NEW --- 2022-10-10
1167872 Error: TypeError: this._recipeManager is null Source file: resource://gre/modules/LoginManagerParent.jsm Line: 118/185 Toolkit Password Manager nobody NEW --- 2022-10-17
1966443 Pasting NULL bytes into textarea fails on Windows Core Widget: Win32 davidp99 REOP --- 10:08:28
567392 Marking a NULL object hits a high address (not guaranteed crash). Core JavaScript Engine nobody NEW --- 2022-10-10
1657503 installing and waiting states are always null on serviceWorker registration update() Core DOM: Service Workers nobody UNCO --- 2020-08-08
1781420 "null" displayed at the start of some message bodies Thunderbird Message Reader UI nobody UNCO --- 2023-01-15
632174 Closed unifinder throws error upon event creation or modification [JavaScript Error: "this.tree is null"] Calendar General nobody NEW --- 2022-10-10
943157 Assertion Failing when JSON response is null Core DOM: Core & HTML nobody NEW --- 2022-10-11
1510926 addbuiltin crashes on `oidhash != NULL, at secoid.c:2121` NSS Tools nobody UNCO --- 2023-11-02
1789839 requestedBrowser.currentURI is null when clicking tab from Tab pickup in Firefox View Firefox Firefox View nobody NEW --- 2023-01-10
1929544 Determine where null values in replicates are coming from, and resolve issue Testing Performance nobody NEW --- 2024-12-10
257917 nsWindow::DispatchPendingEvents, Hwnd must not be NULL in call to EnumChildWindows Core XUL nobody NEW --- 2022-10-10
1681715 Port object with null "error" passed when Port.onDisconnect is invoked after forcible termination of native messaging host WebExtensions Untriaged nobody NEW --- 2021-01-07
492953 gloda activity manager processes have incorrect / incomplete context for account - shows null Thunderbird Search nobody NEW --- 2025-04-28
1968747 nsXULAlerts::ShowAlertImpl can end up with a null window Toolkit Alerts Service nobody NEW --- 2025-06-12
1649323 null pointer passed as argument 2, which is declared to never be null in gfx/2d/RecordedEvent.h Core Graphics nobody NEW --- 2024-12-12
583890 When the full page title is not shown remove redundant text in tabs Firefox Tabbed Browser nobody REOP --- 2025-03-05
713192 test_contextmenu.html: fix some nits I noticed while working on bug 712871 Firefox General nobody NEW --- 2022-10-10
1575666 Intermittent Android dom/media/test/crashtests/1257700.html | load failed: timed out after 300000 ms waiting for 'load' event Core Audio/Video: Playbac nobody NEW --- 2022-10-11
1871366 [Mac 10.15] Firefox 121.0 cannot be opened on macOS 10.15.7 with SIP disabled Core Widget: Cocoa nobody UNCO --- 2023-12-29
1470951 Intermittent REFTEST ERROR | None | application timed out after 370 seconds with no output Testing Reftest nobody REOP --- Tue 14:57
429827 Download manager does not warn when its download location does not exist or is write protected Toolkit Downloads API nobody NEW --- 2023-10-17
1831861 java.lang.RuntimeException: Unable to pause activity {org.mozilla.fenix.debug/org.mozilla.fenix.debug.App} Firefox for Android General nobody NEW --- 2023-12-20
1703589 Blank console on MBT when (service) worker target is destroyed DevTools Console nobody NEW --- 2024-03-25
634391 PopupNotification is not attached to anchor Toolkit PopupNotifications a nobody NEW --- 2023-06-22
1673953 [gv-junit-fis] Run GeckoSessionTestRuleTest on Fission GeckoView General m_kato NEW --- 2025-01-27
706017 test harness for Google Chrome migration Firefox Migration m_kato NEW --- 2022-10-10
1976225 riscv64: WASM Huge Memory quickly exhausts address space on Sv39 memory scheme Core JavaScript: WebAssem webmaster ASSI --- 12:54:12
1966616 C-C TB, mochitest comm/mail/base/test/browser/browser_markAsRead.js TSAN issue on local linux PC Core Graphics: WebRender nobody NEW --- 2025-05-19
1414751 Intermittent test-verify browser/components/preferences/in-content/tests/browser_siteData.js | Should list sites using quota usage or appcache - Got 1, expected 2 Core Storage: Quota Manag nobody NEW --- 2024-04-29
1708750 Inability to create a new Vcard or Edit a Vcard which was created in earlier versions. Thunderbird Address Book nobody NEW --- 2021-08-02
1042390 Implement a fake CalDav server for unit tests Calendar Provider: CalDAV nobody NEW --- 2022-10-11
1851528 C_CreateObject for RSA private keys with CRT parameters set signals an assertion failure (SIGABRT) NSS Libraries nobody UNCO --- 2024-01-26
1118592 Intermittent browser_tableWidget_mouse_interaction.js | Test timed out DevTools Framework nobody REOP --- Tue 15:05
633378 CERT_DupCertificate may not always increment reference count before returning shared object NSS Libraries nobody NEW --- 2023-11-06
417545 Ignore image blocking status for the "Reload Image" menu item Firefox General nobody NEW --- 2022-10-17
640892 LibPKIX returns a single error to CERTVerifyLog NSS Libraries nobody NEW --- 2023-11-06
210941 Redefine NSS nicknames to identify certs unambiguously NSS Libraries rrelyea NEW --- 2022-10-10
666713 Dynamic analysis of chrome->content operations in Firefox Core General nobody NEW --- 2022-10-10
1654154 Using group pronouns on flag setter or requestee fields generates invalid SQL bugzilla.mozilla.org Search nobody NEW --- 2020-07-20
1659659 libsoftoken causing memory leak in the given flow from certcallback pcertdb.c NSS Libraries nobody NEW --- 2020-08-24
1896232 Screenshots UI exits before download finished Firefox Screenshots nbaumgardner REOP --- 2024-08-30
1395886 Add support for proxy authentication (username / password) Remote Protocol Marionette nobody NEW --- 2025-01-29
1002804 GTest for TaskQueue Core Audio/Video: Playbac nobody NEW --- 2022-04-06
1732521 Intermittent org.mozilla.geckoview.test.NavigationDelegateTest#loadHTTPSOnlyInSubframe | single tracking bug GeckoView General nobody REOP --- Tue 14:25
1900425 Intermittent Assertion failure: mJSSampling == ACTIVE || mJSSampling == ACTIVE_REQUESTED, at /builds/worker/workspace/obj-build/dist/include/mozilla/ProfilerThreadRegistrationData.h:505 Core Gecko Profiler nobody REOP --- Tue 15:30
1287906 SessionHistory.jsm creates many large duplicate large strings in .owner_b64 attributes Firefox Session Restore nobody NEW --- 2022-10-11
942138 xhr2 responseType='document' fails on local pages Core DOM: Core & HTML nobody UNCO --- 2022-10-11
1585036 Add support to raptor-browsertime to check for browser crashes Testing Raptor aglavic NEW --- 2025-03-20
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