Ralf, That log message is very common in GTK apps. I don't think it is related to crashing.
As for $HOME/core, it sounds like you're now stuck on bug 1746874. Sorry. I hope we can fix that soon. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1753131 Title: gnome-shell crashes occasionally (libmutter) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1753131/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs