I found a solution, for me: see bug 154596 for details. The procedure there, of adding "AddARGBGLXVisuals" to xorg.conf fixes the problem for me.
-- No window decorations on compiz session statup https://bugs.launchpad.net/bugs/133609 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