'FiveXNineMap.Blocks' hides inherited member 'Map.Blocks'. Use the new keyword if hiding was intended.

'SevenXSevenMap.Blocks' hides inherited member 'Map.Blocks'. Use the new keyword if hiding was intended.

'MonopolyAggregate.Id' hides inherited member 'Entity.Id'. Use the new keyword if hiding was intended.

Non-nullable field 'chess' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Non-nullable property 'MonopolyAggregate' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

'Exception.Exception(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization. It should not be called or extended by application code.' (https://aka.ms/dotnet-warnings/SYSLIB0051)

Dereference of a possibly null reference.