I get the very same behavior on my lenovo X200s using current 11.04. I am not sure if Xorg is the problem. It might be Unity.
I got the impression that it appears less since I disabled screensaver and screen locking mechanism. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/788543 Title: Segmentation fault on Lenovo Thinkpad X200s To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/788543/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs