Fixed! I removed all files under /var/lib/apt/lists/
Then did: sudo apt-get update After this used graphical Update Manager and Synaptic Package manager without a hitch. Cheers, Jacobus -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/775458 Title: Crasch Starting : E:_cache->open()failed, please report -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs