Ubuntu 12.04 hangs on shutdown-screen

[lorenz lehmann]

Software: Ubuntu 12.04, i386 (32-bit-Version), standard-installation with Unity DE plus some pakages like VLC, codecs for mp3, etc installed. No proprietary driver installed.

Hardware: Laptop on power cable, MSI EX 610 (2008, AMD Turion 64 X2-board, Radeon HD 2400)

The Sytem often freezes on the Shutdown-Screen.

when it hangs, the fan-speed increase to maximum-speed and does not stop!

To shutdown the machine i have to push and hold the power-switch.

[Ubuntu Foundations Team Bug Bot (crichton)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. It seems that your bug report is not filed about a specific source package though, rather it is just filed against Ubuntu in general. It is important that bug reports be filed about source packages so that people interested in the package can find the bugs about it. You can find some hints about determining what package your bug might be about at https://wiki.ubuntu.com/Bugs/FindRightPackage. You might also ask for help in the #ubuntu-bugs irc channel on Freenode.

To change the source package that this bug is filed about visit https://bugs.launchpad.net/ubuntu/+bug/991062/+editstatus and add the package name in the text box next to the word Package.

[This is an automated message. I apologize if it reached you inappropriately; please just reply to this message indicating so.]

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Paul White (paulw2u)]

We are sorry that we do not always have the capacity to review all reported bugs in a timely manner.

Ubuntu 12.04 (precise) reached end-of-life on April 28, 2017.

This release of Ubuntu is no longer receiving maintenance updates. If this is still an issue using a maintained version of Ubuntu then please let us know otherwise this report can be left to expire in approximately 60 days time.

[Launchpad Janitor (janitor)]

[Expired for Ubuntu because there has been no activity for 60 days.]