{"action":"created","issue":{"url":"https://api.github.com/repos/SUSE/machinery/issues/579","labels_url":"https://api.github.com/repos/SUSE/machinery/issues/579/labels{/name}","comments_url":"https://api.github.com/repos/SUSE/machinery/issues/579/comments","events_url":"https://api.github.com/repos/SUSE/machinery/issues/579/events","html_url":"https://github.com/SUSE/machinery/issues/579","id":57051324,"number":579,"title":"Hint shown by 'machinery upgrade-format' leads to endless loop","user":{"login":"tgoettlicher","id":1260116,"avatar_url":"https://avatars.githubusercontent.com/u/1260116?v=3","gravatar_id":"","url":"https://api.github.com/users/tgoettlicher","html_url":"https://github.com/tgoettlicher","followers_url":"https://api.github.com/users/tgoettlicher/followers","following_url":"https://api.github.com/users/tgoettlicher/following{/other_user}","gists_url":"https://api.github.com/users/tgoettlicher/gists{/gist_id}","starred_url":"https://api.github.com/users/tgoettlicher/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tgoettlicher/subscriptions","organizations_url":"https://api.github.com/users/tgoettlicher/orgs","repos_url":"https://api.github.com/users/tgoettlicher/repos","events_url":"https://api.github.com/users/tgoettlicher/events{/privacy}","received_events_url":"https://api.github.com/users/tgoettlicher/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-02-09T16:13:28Z","updated_at":"2015-02-09T17:14:02Z","closed_at":null,"body":"When 'machinery upgrade-format' fails it advises to run the same command again. This hint is misleading and confuses the user.\r\n\r\n```\r\n# machinery upgrade-format broken\r\nUpgrading description \"broken\" failed:\r\nThe system description 'broken' has an incompatible data format and can not be read.\r\nTry 'machinery upgrade-format broken' to upgrade it to the current version.\r\n```"},"comment":{"url":"https://api.github.com/repos/SUSE/machinery/issues/comments/73548232","html_url":"https://github.com/SUSE/machinery/issues/579#issuecomment-73548232","issue_url":"https://api.github.com/repos/SUSE/machinery/issues/579","id":73548232,"user":{"login":"Werni","id":4128547,"avatar_url":"https://avatars.githubusercontent.com/u/4128547?v=3","gravatar_id":"","url":"https://api.github.com/users/Werni","html_url":"https://github.com/Werni","followers_url":"https://api.github.com/users/Werni/followers","following_url":"https://api.github.com/users/Werni/following{/other_user}","gists_url":"https://api.github.com/users/Werni/gists{/gist_id}","starred_url":"https://api.github.com/users/Werni/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Werni/subscriptions","organizations_url":"https://api.github.com/users/Werni/orgs","repos_url":"https://api.github.com/users/Werni/repos","events_url":"https://api.github.com/users/Werni/events{/privacy}","received_events_url":"https://api.github.com/users/Werni/received_events","type":"User","site_admin":false},"created_at":"2015-02-09T17:14:02Z","updated_at":"2015-02-09T17:14:02Z","body":"I debugged it and it is a basic machinery problem. We try to load a scope which does not exist as result we try to access a nil variable.  \r\n\r\nSee lib/system_description.rb line 112. "}}