I experience the same problem on an HP nw9440 laptop running the latest Kubuntu with the latest envyng nvidia drivers.
Attached is a picture of a corrupted display. Just passing the mouse over corrects it sometimes. ** Attachment added: "Bad display" http://launchpadlibrarian.net/16742401/bad.jpg -- screen corruption in vertical taskbar with background image https://bugs.launchpad.net/bugs/113607 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