I have a theory some instances of this bug could be caused by the non- deterministic nature of 'get_dirty_pixel' in the mutter source code.
You don't need to know what that means, but if you have the knowledge to test patches then please try this one: https://gitlab.gnome.org/GNOME/mutter/merge_requests/189.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1181666 Title: gnome-shell randomly blocks mouse clicks from working in app windows To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1181666/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs