We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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.

Search Support

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

Firefox crashes - even in safe mode

  • 1 reply
  • 1 has this problem
  • 6 views
  • Last reply by FredMcD

more options

Crash ID: bp-46cdc920-0513-4b8f-ab30-778212160517

Just turned on computer this morning and Firefox crashes, even when starting in safe mode.

uninstalled, removed system folder in Program Files, downloaded latest version, reinstalled.

still crashes every time on start-up.

Not sure what to do next ??

Crash ID: bp-46cdc920-0513-4b8f-ab30-778212160517 Just turned on computer this morning and Firefox crashes, even when starting in safe mode. uninstalled, removed system folder in Program Files, downloaded latest version, reinstalled. still crashes every time on start-up. Not sure what to do next ??

All Replies (1)

more options

The right step is to tell us and give any crash reports you have.

Product Firefox Version 46.0.1 Build ID 20160502172042 Release Channel release OS Windows 7 OS Version 6.1.7601 Service Pack 1

Signature PR_FindSymbol | js::ctypes::Library::Declare

rooksbas.DLL = Windows

RapportGP.dll = Rapport@ Trusteer Ltd

RapportUtil.dll = Rapport

WRusr.dll = Webroot SecureAnywhere


For now, disable Rapport and Webroot

Perform a System File Check to fix corrupted system files Win 7, 8, 10, Vista: https://support.microsoft.com/en-us/kb/929833 Win XP: https://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/system_file_checker.mspx?mfr=true

See if there are updates for your graphics drivers https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration