Same issue, using nvidia card on my hp probook 4520s and ubuntu 11.04 (upgrade from 10.10). Let me know if I can help with logs or more informations.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/762203 Title: Computer is not turned off at sutdown -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs