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

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

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

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

Possible null reference assignment.

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

Targeting .NET Standard prior to 2.0 is no longer recommended. See https://aka.ms/dotnet/dotnet-standard-guidance for more details.

ProjectReference 'D:\a\Stack\Stack\src\ScreenTracking\ScreenTracking.csproj' was resolved using '.NETFramework,Version=v4.6.2' instead of the project target framework '.NETCoreApp,Version=v10.0'. This project may not be fully compatible with your project.

Targeting .NET Standard prior to 2.0 is no longer recommended. See https://aka.ms/dotnet/dotnet-standard-guidance for more details.