This looks also like my bug#323720 so please confirm mine, if you are refering to same "rendering glitches" as I am describing there (uninitialized pixmaps?)
** Changed in: ubuntu Status: New => Confirmed -- 3d desktop effects is not (and has yet never been) stable for the majority of hardware/drivers that is used with Ubuntu - Compare with Mac OS X https://bugs.launchpad.net/bugs/309747 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