BEGIN
      
      GO_BLOCK('INVOICE_HEADER');
      First_record;
      
      
      LOOP 
      IF :System.Last_Record = 'TRUE' THEN 
      	--SET THE RECORD FIRST AND 
      :INVOICE_HEADER.REPROCESS_CHECKBOX  := 'N';
      exit;
      END IF;
      	IF (:INVOICE_HEADER.REPROCESS_CHECKBOX  = 'Y')
      		THEN :INVOICE_HEADER.REPROCESS_CHECKBOX  := 'N';
      		next_record; 
      	END IF;
      
      END LOOP;
       
      First_record;
END;