public static FileError IdentifierNotUnique(this IDbaseFileRecordProblemBuilder builder, AttributeId identifier, RecordNumber takenByRecordNumber) { return(builder .Error(nameof(IdentifierNotUnique)) .WithParameters( new ProblemParameter("Identifier", identifier.ToString()), new ProblemParameter("TakenByRecordNumber", takenByRecordNumber.ToString()) ) .Build()); }