'Result.CriticalError(params string[])' hides inherited member 'Result<Result>.CriticalError(params string[])'. Use the new keyword if hiding was intended.

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

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

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

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

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

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

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

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