After further experimentation doing a "unity --reset-icons" fixes it but wipes out any icons you've saved to the launcher
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/744325 Title: Unity Launcher stops autohiding and is not responsive -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
