code: function getError(className, errorCode, methodName) {
              if (info.errorMsg && info.errorMsg[className]) {
                  return {
                      className: className,
                      errorCode: errorCode,
                      methodName: methodName,
                      msg: info.errorMsg[className][errorCode]
                  };
              } else {
                  return { className: className, errorCode: errorCode, methodName: methodName };
              }
          }
docs: ax5-error-msg.js 에 정의된 ax5 error를 반환합니다.
  @method ax5.info.getError
  @returns {Object}
  @example
  ```
  console.log( ax5.info.getError("single-uploader", "460", "upload") );
  
  if(!this.selectedFile){
  if (cfg.onEvent) {
  var that = {
  action: "error",
  error: ax5.info.getError("single-uploader", "460", "upload")
  };
  cfg.onEvent.call(that, that);
  }
  return this;
  }
  ```