public ValidationError(ValidationErrors errCode, string errMessage, GsErrorCodes subErrCode, string fieldName)
 {
     ErrCode    = errCode;
     ErrMessage = errMessage;
     SubErrCode = subErrCode;
     FieldName  = fieldName;
 }
 public ValidationError(ValidationErrors errCode, string errMessage, GsErrorCodes subErrCode)
     : this(errCode, errMessage, subErrCode, "")
 {
 }