Hello everybody, so sad it seems not possible to order the backlog by somethinglese than rank.. (duedate would be perfect) AND beeing able to drag and drop from backlog to the sprint...
https://confluence.atlassian.com/jirakb/jira-agile-throws-ranking-is-disabled-as-the-filter-query-for-this-board-is-not-ordered-by-ascending-rank-when-attempting-to-rank-issues-779158924.html