I think this was related to tzdata failed to upgrade. After applying a workaround in tzdata, language packs configuration passed OK.
-- package language-pack-en 1:7.10+20070820 failed to install/upgrade: https://bugs.launchpad.net/bugs/134967 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