docs: public void executeAndWait() throws Exception
      {
          Process p = launchProcess();
          checkForErrors(p);
  
  		if (log.isDebugEnabled())
  		{
  			// GP-551 : Keep trace of outputs
  			if (isNotBlank(getOutput()))
  			{
  				log.debug("System Output during execution : \n" + getOutput());
  			}
  			
  			if (gobbler.hasErrors())
  			{
  				log.debug("System Error Output during execution : \n" + getError());
  			}
  		}
      }