When Editors have their policy Content,, replaced with Content,read,* they will receive error:
An exception has been thrown during the rendering of a template ("User does not have access to 'read' 'content' with: contentId '52''").
after logging in to back office.

Steps to reproduce:
1. On clean installation of 2.2 log in as administrator and go to Admin > Roles > Editor
2. Delete Policy Content,,.
3. Add Policy Content,read,*.
4. Create Editor user.
5. Log in to back office with created Editor user.
6. Click Content/Content structure.

Result:
There will be 500 error saying:
An exception has been thrown during the rendering of a template ("User does not have access to 'read' 'content' with: contentId '52''").