If this was the only change to the system and the software running on top wasn't updated, then it has to be xorg-server. xorg-server is the source package for xserver-common, and something changed in that package that broke XWayland.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2106284 Title: Path of Titans game mouse pan broken since -1ubuntu1.3 security update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/2106284/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs