Please, try to run firefox using a clean profile in order to see if the problem comes from one of your extension: firefox -safe-mode
If your problem still occurs, try to obtain a backtrace by following the instructions on https://wiki.ubuntu.com/MozillaTeam/Bugs and https://wiki.ubuntu.com/DebuggingProgramCrash.
Set to incomplete until we have a backtrace or more info.
Please, try to run firefox using a clean profile in order to see if the problem comes from one of your extension: firefox -safe-mode
If your problem still occurs, try to obtain a backtrace by following the instructions on https:/ /wiki.ubuntu. com/MozillaTeam /Bugs and https:/ /wiki.ubuntu. com/DebuggingPr ogramCrash.
Set to incomplete until we have a backtrace or more info.