same problem here with the following result, w/c i already sent to https://answers.edge.launchpad.net/ubuntu/+question/29821
E: /var/cache/apt/archives/update-manager_1%3a0.81.2_all.deb: Verification on package /var/cache/apt/archives/update-manager_1%3a0.81.2_all.deb failed! E: /var/cache/apt/archives/update-manager-core_1%3a0.81.2_i386.deb: Verification on package /var/cache/apt/archives/update-manager-core_1%3a0.81.2_i386.deb failed! -- [Gutsy]Update is not working https://bugs.launchpad.net/bugs/155542 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