**As** a user
**I want to** have a banner displayed when refresh tokens expire that hints me at logging out
**so that** I know a clear course of action, even if a token was revoked.

**Acceptance criteria**

* If token refresh is failing, UI must show an error banner to user with an explanatory message

* Begin of the insertionThe banner should be shown inEnd of the insertion Begin of the deletion If refresh is failing because of expired or invalid refresh token, guideEnd of the deletion the Begin of the insertionsame place that a missing connectionEnd of the insertion Begin of the deletion userEnd of the deletion to Begin of the deletion performEnd of the deletion a Begin of the insertionstorage would be shown (in the files tab, where the files from a storage are usually listed)

End of the insertion Begin of the deletion reauthentication

End of the deletion * Begin of the insertionThe user should be guided to reauthenticate as a possible solution through aEnd of the insertion Begin of the deletion A: ThroughEnd of the deletion text hint Begin of the deletion

* B: Offering a logout button immediatelyEnd of the deletion