I'd suspect the recent update to: mesa (17.2.1-0ubuntu1) artful; urgency=medium
* New upstream bugfix release. (LP: #1716250) -- Timo Aaltonen <[email protected]> Mon, 18 Sep 2017 14:42:16 +0300 I've only looked at Firefox's dependencies so far but of them all this is the only project updated in the past 2-3 days which supplies: libwayland-egl1-mesa -- 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/1718653 Title: Windows buttons gone on specific programs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1718653/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
