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 regularly. It often happens in relation to 'restore sessions' and in that 'view previous tabs'

  • 2 replies
  • 1 has this problem
  • 2 views
  • Last reply by cor-el

more options

Firefox crashes regularly. It often happens in relation to 'restore sessions' and in that 'view previous tabs'

I'm attaching the troubleshooting info.. even though its not an image (it doesn't fit in this box).

Firefox crashes regularly. It often happens in relation to 'restore sessions' and in that 'view previous tabs' I'm attaching the troubleshooting info.. even though its not an image (it doesn't fit in this box).

All Replies (2)

more options

Start Firefox in Safe Mode {web link} by holding down the <Shift> (Mac=Options) key, and then starting Firefox.

A small dialog should appear. Click Start In Safe Mode (not Refresh). Is the problem still there?

While still in Safe Mode,

In the address bar, type about:crashes<enter>. Note: If any reports do not have BP- in front of the numbers/letters, click it to submit them.

The crash report is several pages of data. We need the report numbers to see the whole report.

Using your mouse, mark the most recent 7 - 10 crash reports, and copy them. Now go to the reply box and paste them in.

aboutcrashesFx29

For more help on crash reports, see; https://support.mozilla.org/en-US/kb/firefox-crashes-asking-support

more options

You can set this pref to 0 on the about:config page to get the about:sessionrestore page immediately with the first start after a crash has occurred or the Task Manager was used to close Firefox.

  • browser.sessionstore.max_resumed_crashes = 0

You can open the about:config page via the location/address bar. You can accept the warning and click "I accept the risk!" to continue.