Most of the time during getComparisionForFile or getBranches
Steps to reproduce, with 2 users using simple mode:
- User 1 alters a document type and saves.
- Meanwhile, User 2 deletes the same document type.
- User 2 is presented with a conflict management popup.
- User 2 clicks on cancel.
=> An error 500 potentially appears
=> User 2 sees a push and a pull button, the push button should not appear as she is using the simple mode