Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.Match<T, TResult>(IOperationResult<T>, Func<T?, TResult>?, Func<IOperationError?, TResult>?, Func<T?, TResult>?)' (but other type parameters do)

Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.MatchAsync<T, TResult>(IOperationResult<T>, Func<T?, Task<TResult>>?, Func<IOperationError?, Task<TResult>>?, Func<T?, Task<TResult>>?)' (but other type parameters do)

Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.Match<T, TResult>(IOperationResult<T>, Func<T?, TResult>?, Func<IOperationError?, TResult>?, Func<T?, TResult>?)' (but other type parameters do)

Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.MatchAsync<T, TResult>(IOperationResult<T>, Func<T?, Task<TResult>>?, Func<IOperationError?, Task<TResult>>?, Func<T?, Task<TResult>>?)' (but other type parameters do)

Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.Match<T, TResult>(IOperationResult<T>, Func<T?, TResult>?, Func<IOperationError?, TResult>?, Func<T?, TResult>?)' (but other type parameters do)

Type parameter 'T' has no matching typeparam tag in the XML comment on 'OperationResultExtensions.MatchAsync<T, TResult>(IOperationResult<T>, Func<T?, Task<TResult>>?, Func<IOperationError?, Task<TResult>>?, Func<T?, Task<TResult>>?)' (but other type parameters do)

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Dereference of a possibly null reference.