*** This bug is a duplicate of bug 156778 *** https://bugs.launchpad.net/bugs/156778
Thanks for your bugreport. Your /etc/apt/sources.list seems to be incorrect and causes this error. ** This bug has been marked a duplicate of bug 156778 [Master] update-manager gives useless error message for invalid sources.list lines -- missing upgrade files gutsy amd64 https://bugs.launchpad.net/bugs/157231 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