Automatically release bdc session

  SUBMIT rsbdcsub WITH mappe EQ p_batch   "Session
                  WITH von EQ sy-datum    "Created on from
                  WITH bis EQ sy-datum    "Created on to
                  WITH z_verarb EQ 'X'    "Session status: New
                  WITH fehler EQ space    "Session status: Incorrect
                  AND RETURN.