I can confirm the problem too (on a french system). Forcing reinstallation of the base language pack fixed it. Judging from other bug-reports, it seems that this bug happens with other (all ?) localized versions.
Do you need my logs too ? -- Localised update-manager requires reinstall of language pack after upgrading to Feisty https://bugs.launchpad.net/bugs/108160 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs