This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

ابحث في الدعم

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

After upgrading to the new version of firefox, my computer crashes and can't open firefox. I received below message

  • 4 ردود
  • 18 have this problem
  • 1 view
  • آخر ردّ كتبه cor-el

more options

Error message :"C:\Program files (x86)\Mozilla firefox\firefox.exe......The application failed to start because its side-by-side configuration is incorrect. Please see the application event log or use the command-line sxstrace.exe tool for more detail" How can I fix this error and go back to firefox instead of connecting through IE? I try to reinstall firefox, however I received the same message

Error message :"C:\Program files (x86)\Mozilla firefox\firefox.exe......The application failed to start because its side-by-side configuration is incorrect. Please see the application event log or use the command-line sxstrace.exe tool for more detail" How can I fix this error and go back to firefox instead of connecting through IE? I try to reinstall firefox, however I received the same message

All Replies (4)

more options

Error message...attached

more options

How many versions of Microsoft Visual C++ Redistributable do you have installed?

more options

Edmeister, Attached are the Microsoft Visual C++ Redistributable versions

more options