What version of the nvidia driver do you have on Mandriva? Can you try to manually install the nvidia driver on Ubuntu and see if that helps?
-- [nvidia] compiz displays white screen when locked https://bugs.launchpad.net/bugs/160264 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
