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  2. Software bug - Wikipedia

    en.wikipedia.org/wiki/Software_bug

    A software bug is a design defect in computer software. A computer program with many or serious bugs may be described as buggy . The effects of a software bug range from minor (such as a misspelled word in the user interface ) to severe (such as frequent crashing ).

  3. Error message - Wikipedia

    en.wikipedia.org/wiki/Error_message

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  4. List of HTTP status codes - Wikipedia

    en.wikipedia.org/wiki/List_of_HTTP_status_codes

    This class of status code indicates the client must take additional action to complete the request. Many of these status codes are used in URL redirection. [2]A user agent may carry out the additional action with no user interaction only if the method used in the second request is GET or HEAD.

  5. Page fault - Wikipedia

    en.wikipedia.org/wiki/Page_fault

    In computing, a page fault is an exception that the memory management unit (MMU) raises when a process accesses a memory page without proper preparations. Accessing the page requires a mapping to be added to the process's virtual address space. Furthermore, the actual page contents may need to be loaded from a back-up, e.g. a disk.

  6. Crash (computing) - Wikipedia

    en.wikipedia.org/wiki/Crash_(computing)

    In computing, a crash, or system crash, occurs when a computer program such as a software application or an operating system stops functioning properly and exits. On some operating systems or individual applications, a crash reporting service will report the crash and any details relating to it (or give the user the option to do so), usually to ...

  7. Exception handling - Wikipedia

    en.wikipedia.org/wiki/Exception_handling

    Common exceptions include an invalid argument (e.g. value is outside of the domain of a function), [5] an unavailable resource (like a missing file, [6] a network drive error, [7] or out-of-memory errors [8]), or that the routine has detected a normal condition that requires special handling, e.g., attention, end of file. [9]

  8. 2021 Facebook outage - Wikipedia

    en.wikipedia.org/wiki/2021_Facebook_outage

    CNBC reported that the outage was the worst experienced by Facebook since 2008. [21] During the day of the outage, shares in the company dropped by nearly 5% and Facebook CEO Mark Zuckerberg's wealth fell by more than $6 billion. [21] [22] [23] According to a report produced by Fortune and Snopes, Facebook lost at least $60 million in ...

  9. Facebook outage caused by error during maintenance work ... - AOL

    www.aol.com/facebook-outage-caused-error-during...

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