Well, I downgraded to ubuntu 9.04 and the problem is gone. In case it helps I have also installed Linux Mint LXDE "Isadora" and the shutting down problem is also there.
-- shut down hangs after white ubuntu logo disappears https://bugs.launchpad.net/bugs/507555 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