code: private void manageExceptions(final String method_name, boolean onQuality) throws DevFailed {
  		if (attributeValue_5.err_list != null) {
  	    	if (attributeValue_5.err_list.length > 0) {
  				throw new WrongData(attributeValue_5.err_list);
  	    	}
  		}
  		if (onQuality) {
  			if (attributeValue_5.quality == AttrQuality.ATTR_INVALID) {
  	    		Except.throw_wrong_data_exception("AttrQuality_ATTR_INVALID",
  		    		"Attribute quality factor is INVALID", "DeviceAttribute."
  			    		+ method_name + "()");
  			}
  		}
      }
docs: ===========================================