In My Experience I comment all the repositories blackspot then I do ( from console ) apt-get update update-manager -c -d I hope it would give you keys to solve the problem.
-- [apport] package update-manager failed to install/upgrade: ErrorMessage: SystemError in cache.commit(): installArchives() failed https://bugs.launchpad.net/bugs/121919 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
