found a good howto change from Desktop wall to Cube in Compiz. maybe someone can incorporate a fix from this here is a link
http://www.omgubuntu.co.uk/2011/04/compiz-cube- natty/?utm_source=feedburner&utm_medium=twitter&utm_campaign=Feed%3A+d0od+%28Omg!+Ubuntu!%29 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/685552 Title: Compiz crashes when (en|dis)abling a plugin (ccsm) aka compiz crashed with SIGSEGV in sigc::signal_base::impl() -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs