Ошибка при создании процедуры

  CREATE PROCEDURE CAB
AS
  
    UPDATE CABINETS SET SPLIT_Q=(SELECT C.ID,H.SQUARES*H.CEILING_HEIGHT*
    (CASE WHEN C.RASPOLOJENIE='ЮГ' THEN 40
          WHEN C.RASPOLOJENIE='СЕВЕР' THEN 30
          ELSE 35 END)+
    (SELECT COUNT(*) FROM COMPUTERS M WHERE M.ID_CAB=C.ID)*480
  FROM cabinets C,HARAKTERISTIKA_KABINETA H
  WHERE H.ID=C.ID_HARAKTERISTIKI)

CREATE PROCEDURE pr_cabin (@id int)
          AS BEGIN
          UPDATE CABINETS SET SPLIT_Q=(SELECT HARAKTERISTIKA_KABINETA.CEILING_HEIGHT*HARAKTERISTIKA_KABINETA.SQUARES*
 (CASE WHEN CABINETS.RASPOLOJENIE='ЮГ' THEN 40
          WHEN CABINETS.RASPOLOJENIE='СЕВЕР' THEN 30
          ELSE 35 END)+(SELECT COUNT(*) FROM computers WHERE COMPUTERS.ID_CAB=CABINETS.ID)*130
          FROM cabinets, HARAKTERISTIKA_KABINETA, COMPUTERS
          WHERE HARAKTERISTIKA_KABINETA.ID=CABINETS.ID_HARAKTERISTIKI AND COMPUTERS.ID_CAB=CABINETS.ID AND CABINETS.ID=@id) endi.ID_CAB=COMPUTERS.ID_CAB)