Do get the crash reporter or are this tab crashes (Gah. Your tab just crashed)? If you have submitted crash reports, please post the IDs of one or more recent submitted crash reports that start with "bp-". *bp-xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx You can find the ID of recent crash reports in "Help -> More Troubleshooting Information" (about:support). *click the "All crash Reports" button on this page to open the <b>about:crashes</b> page and see all crash reports. Alternately, you can open about:crashes via the location/address bar. See "Viewing reports outside of Firefox": *https://support.mozilla.org/en-US/kb/mozillacrashreporter <hr> *https://support.mozilla.org/en-US/kb/troubleshoot-firefox-crashes-closing-or-quitting *https://support.mozilla.org/en-US/kb/firefox-crashes-asking-support