for me, it was the broken "su". After the update I already mentioned, no problems.
-- update manager stops when update check is asked manually https://bugs.launchpad.net/bugs/224303 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