An invalid source wouldn't stop the source from opening. The problem lies in Synaptic where the sources link wouldn't open the file. It also would not open from the Gnome menu > System > Administration > software sources. I would consider this a bug, why don't you?
-- Trying to fix a broken repository. Clicking "software sources" from administration menu doesn't do anything, and also Repositories from the Synaptic menu doesn't do anything either. https://bugs.launchpad.net/bugs/580792 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
