I have solved this problem by: sudo aptitude purge preload
So, I think it was preload package that caused this issue with Gnome Keyboard Layout. -- keyboard layout switching shortcuts like Alt+Alt do not work anymore https://bugs.launchpad.net/bugs/251443 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs