Converting null literal or possible null value to non-nullable type.

Because this call is not awaited, execution of the current method continues before the call is completed. Consider applying the 'await' operator to the result of the call.

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

Dereference of a possibly null reference.

Field 'Player.Ship.length' is never assigned to, and will always have its default value 0

Field 'Player.Ship.x' is never assigned to, and will always have its default value 0

Field 'Player.Ship.y' is never assigned to, and will always have its default value 0

The field 'Index.isPlayer1' is assigned but its value is never used

The field 'Index.currentPlayer' is assigned but its value is never used

Converting null literal or possible null value to non-nullable type.