Same problems here with My Ubuntu 12.04 box (amd64/Linux 3.2.0-24-generic), pictures of the system shutdown outputs are attached.
Shutdown and reboot started working properly after the fglrx drivers are removed. ** Attachment added: "screenshot.tar.gz" https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/995184/+attachment/3146112/+files/screenshot.tar.gz -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in Ubuntu. https://bugs.launchpad.net/bugs/995184 Title: [Asus F81Se] fglrx causes hang on shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/995184/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp