yes it solved my problem too i discovered this a while ago sorry for nor posting it any way its still a bug on default settings
-- when trying to use the shift switcher the screen gets darken https://bugs.launchpad.net/bugs/217434 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