I just filed this bug against 12.04. Seems related but is much more serious. When I enable blur, all my windows basically just vanish (sometimes mousing over them will cause parts to reappear). The common thing is that this only happens when I have the Unity plugin also enabled.
https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/991028 -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/791074 Title: blur plugin messes up window shadows To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/791074/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : [email protected] Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp
