https://archive.lists.launchpad.net/ubuntu-bugcontrol/msg01949.html
[Bug 341503] Re: update-manager crashed with SystemError in requiredDownload() : Mailing list...
update manager
https://arangodb.github.io/arangojs/8.2.1/interfaces/error.SystemError.html
SystemError | arangojs - v8.2.1
Documentation for arangojs - v8.2.1