Cannot convert null literal to non-nullable reference type.

Dereference of a possibly null reference.

Change 'Headers' to be read-only by removing the property setter

Change 'Headers' to be read-only by removing the property setter

Change 'Errors' to be read-only by removing the property setter

Change 'Errors' to be read-only by removing the property setter

In externally visible method 'void ProblemDetailsJsonConverter.Write(Utf8JsonWriter writer, ProblemDetails value, JsonSerializerOptions options)', validate parameter 'value' is non-null before using it. If appropriate, throw an ArgumentNullException when the argument is null or add a Code Contract precondition asserting non-null argument.

In externally visible method 'void ProblemDetailsJsonConverter.Write(Utf8JsonWriter writer, ProblemDetails value, JsonSerializerOptions options)', validate parameter 'writer' is non-null before using it. If appropriate, throw an ArgumentNullException when the argument is null or add a Code Contract precondition asserting non-null argument.

In externally visible method 'void ProblemDetailsJsonConverter.Write(Utf8JsonWriter writer, ProblemDetails value, JsonSerializerOptions options)', validate parameter 'value' is non-null before using it. If appropriate, throw an ArgumentNullException when the argument is null or add a Code Contract precondition asserting non-null argument.

In externally visible method 'void ProblemDetailsJsonConverter.Write(Utf8JsonWriter writer, ProblemDetails value, JsonSerializerOptions options)', validate parameter 'writer' is non-null before using it. If appropriate, throw an ArgumentNullException when the argument is null or add a Code Contract precondition asserting non-null argument.