A strong training-ground partnership is behind this. Previous friction meant this was not treated as a one-off.
Outlook
Trend is improving — relationship should keep strengthening.
Left out of the matchday squad
Moderate
Cause
The current formation has no natural role for him.
Outlook
Likely to settle unless repeated within the next few weeks.
Manager broke a promise
Major
Cause
Even an honest tone was resented given the strained relationship.
Settling well into the dressing room
Minor
Cause
A strong training-ground partnership is behind this. The bond between them was already strong, so the morale hit should be limited.
Outlook
Settling-in period is still under way.
Left out of the matchday squad
Moderate
Cause
The current formation has no natural role for him.
Outlook
Likely to settle unless repeated within the next few weeks.
Wants to head back home
Serious
Cause
After a long, difficult settling period he is openly hoping for a move home or to a familiar club. (The move took him to a different continent.; He still does not speak the local language.)