Looks like you have a corrupted CD or image you should try downloading and burning it again
-- package gdm 2.20.3-0ubuntu1 failed to install/upgrade: https://bugs.launchpad.net/bugs/185234 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