I've some news... It seems that this bug has something to do with using a proxy, see bug #280505, may be this is a duplicated bug.
-- deskbar fails to grey screen after closing window https://bugs.launchpad.net/bugs/307421 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
