This solution works for me: System Settings->Advanced->Service Manager and turning off "Detecting RANDR (monitor) changes"
On KDE4 it's in the settings window. I turn it off the service and the screen see correctly. http://ubuntuforums.org/showthread.php?p=6221986 -- [gutsy, hardy, intrepid] Blank screen and (EE) intel(0): overrun on pipe B! on i945GM using intel driver https://bugs.launchpad.net/bugs/221119 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