I also have this Issue on Ubuntu 11.10 using the update manager. After selecting 'install updates' it seems to work normally (no errors), but if update manager is opened again it shows that it still needs to be installed.
I also have this Issue on Ubuntu 11.10 using the update manager. After selecting 'install updates' it seems to work normally (no errors), but if update manager is opened again it shows that it still needs to be installed.