Canceling since a higher priority waiting request for 'build-495' exists

The operation was canceled.

Nullability of type of parameter 'obj' doesn't match overridden member (possibly because of nullability attributes).

'Exception.Exception(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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)

Non-nullable field '_colorTableIdList' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Possible null reference argument for parameter 'writeableBitmap' in 'void GifDecoder.RenderFrame(int fIndex, WriteableBitmap writeableBitmap, bool forceClear = false)'.

'Exception.Exception(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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)

'Exception.Exception(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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)

Non-nullable field 'IterationCount' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_globarColorTable' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field 'GlobarColorTable' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.