Sorry, forgot.. Edgy update-manager 0.44.13 You can reproduce this bug if you put: deb http://archive.ubuntu.com/ubuntu foo
to your /etc/apt/sources.list -- Main windows fails with "SystemError" if malformed line in sources.list https://launchpad.net/bugs/63019 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs