The disagreement started because they judged training effort very differently. It played out on the training ground in front of the rest of the squad.
Outlook
Likely to settle unless repeated within the next few weeks.
Back in training but not yet sharp
Minor
Cause
He is medically cleared, but match sharpness is still below the level needed.
Asked the manager for a private conversation
Serious
Cause
His relationship with the manager has soured. His relationship with the manager is steady but tense. He has already raised this with the manager recently.