Following-up on my previous comment, the problem did come back, even though it was gone at first after I switched to ibus and then back to xim. Now I switched to ibus and restarted, the problem is gone. So I'm not switching back to xim, as I suspect the problem would reappear again then.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1760818 Title: gedit and gnome-calculator transparency/graphics corruption issue when GTK_IM_MODULE=xim is set To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/1760818/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
