If you can follow the instructions (install firefox-gdb and eliminate plugins, extensions and non-default themes) on https://wiki.ubuntu.com/DebuggingFirefox it will be of great help for us in tracking down your problem.
However, what firefox extensions do you have installed?
If you can follow the instructions (install firefox-gdb and eliminate plugins, extensions and non-default themes) on https:/ /wiki.ubuntu. com/DebuggingFi refox it will be of great help for us in tracking down your problem.
However, what firefox extensions do you have installed?
Thanks.