This thing happens also with Ubuntu 8.04. Only for 8.04, i found this solution on the internet:
add: apm power_off=1 to: etc/modules. after the next reboot the computer shut down completely. This solution doesn't work voor ubuntu 10.04 beta 2 -- computer hangs on shut down https://bugs.launchpad.net/bugs/559422 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