Their personalities have rubbed against each other for a while now. It played out behind the dressing-room door, away from the cameras.
Outlook
Repeated incidents may damage dressing-room status.
Promised more playing time by the manager
Major
Cause
The discussion focused on playing time.
Frustrated after the club rejected interest from AC Milan
Moderate
Cause
Stage: the bid was rejected. It became public after the bid was rejected. It would offer an escape from his current situation. A bid has already been rejected. He wants the club to listen if a serious bid arrives. Playing time would likely improve.
Stage: concrete interest. The interested club has formally approached. It would offer an escape from his current situation. Starts would likely be easier to come by. He wants the club to listen if a serious bid arrives. Playing time would likely improve.