This bug is not specific to Ubuntu, I found out today that I have exactly the same problem on my other desktop running Fedora 29 with GNOME 3.30.1. I have the following extensions installed on it:
- (K)StatusNotifierItem/AppIndicator Support - Dash to dock - No topleft hot corner - Background logo -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799293 Title: gnome session: Must ask twice to lock the screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1799293/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs