For those hitting this, grab the ~/.xsession-errors file as the problem occurs and see if you have the following listed in the log:
https://bugs.launchpad.net/ubuntu/+source/unity/+bug/838128 If so, this might be a dup of the above bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/882479 Title: [Inspiron N4050, Vostro 1450, Vostro V131] Compiz works unnormally after external VGA connected. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/882479/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
