Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The result of the expression is always 'true' since a value of type 'nint' is never equal to 'null' of type 'nint?'

'ExternalException.ExternalException(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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

'ExternalException.ExternalException(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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

The second operand of an 'is' or 'as' operator may not be static type 'Nullable'

The field 'ShellThumbnail.formatOption' is assigned but its value is never used

The result of the expression is always 'true' since a value of type 'nint' is never equal to 'null' of type 'nint?'

'ExternalException.ExternalException(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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

'ExternalException.ExternalException(SerializationInfo, StreamingContext)' is obsolete: 'This API supports obsolete formatter-based serialization.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

The second operand of an 'is' or 'as' operator may not be static type 'Nullable'