could you please run the following commands in a gnome-terminal: $ unset LANGUAGE $ export LC_ALL=C $ update-manager ?
I suspect that this is a broken translation in the langpack for polish. Cheers, Michael ** Changed in: update-manager (Ubuntu) Importance: Undecided => Medium Status: Unconfirmed => Needs Info -- update-manager cannot start https://launchpad.net/bugs/63344 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs