If the problem is gnome-shell using 100% CPU and not responding then please kill it in a way that will create a crash file like:
killall -USR2 gnome-shell
and then follow these instructions:
https://wiki.ubuntu.com/Bugs/Responses#Missing_a_crash_report_or_having_a_.crash_attachment
If the problem is gnome-shell using 100% CPU and not responding then please kill it in a way that will create a crash file like:
killall -USR2 gnome-shell
and then follow these instructions:
https:/ /wiki.ubuntu. com/Bugs/ Responses# Missing_ a_crash_ report_ or_having_ a_.crash_ attachment