Change WordPress user roles and capabilities › Forums › Restrict or Permit access inside WordPress – how to › Prohibit hides all posts, disregards IDs › Reply To: Prohibit hides all posts, disregards IDs
It’s worth to mention that in case you tested the same users: restrictions set at user level are still in action. They has a priority under role level restrictions. User and role levels restrictions are combined in role level uses the same ‘block model’ (prohibit or allow) as one set for user level.
I wait your setup copy to proceed with issue reason searching.