All changes made either to correct the fault(s) that caused an individual failure or to implement a workaround that prevents the failure from (re)occuring.
Bugs have been occurring in spacecraft software since we started to fling rockets into space, as the following examples demonstrate.
Apr 26, 2021 · They mean that runtime checks must ensure that the arguments and return values of functions are always valid.
Of the historical incidents analyzed, 85% were from software producing wrong output rather than simply stopping. Rebooting was found to be ineffective to clear.
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Key find- ings are that software is much more likely to fail by producing erroneous output rather than failing silent, and that rebooting is ineffective to ...
• If only one processor is used, any software failure is “common cause”. • Why Care? • A single software load is a single point of failure (zero fault tolerant).
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Feb 24, 2025 · A simple hyphen omission in NASA's Mariner 1 code led to an $18.5M failure. Explore how attention to detail in coding could save millions.
Jul 5, 2019 · One was that a bug was found in the Lambert targeting software used to calculate rendezvous parameters. The calculation failed to converge.
Aug 1, 2023 · Flight computer with software errors. (Credit: NASA). 1.2. Incident Dataset. A dataset of 47 historical incidents starting in 1962 is introduced ...
Sep 16, 2020 · In 1996, Fast Company reported that a 420,000 lines long software onboard the space shuttle had only encountered a total of 17 errors over its ...