The Debian bug is about the warning message not being actionable when it appears, it does *not* appear at Debian under normal circumstances, hence it is a completely different issue (and one that isn't easily solvable).
** Changed in: appstream (Debian) Importance: Unknown => Undecided ** Changed in: appstream (Debian) Status: Unknown => New ** Changed in: appstream (Debian) Remote watch: Debian Bug tracker #820774 => None ** Package changed: appstream (Debian) => debian ** Changed in: debian Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1644498 Title: apt-get update returns "AppStream cache update completed, but some metadata was ignored due to errors." periodically To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/appstream/+bug/1644498/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs