+ RAISE EXCEPTION 'Cannot Void Voucher #% as vohead not found [xtuple: voidAPOpenVoucher, -20, %]',
+ _n.apopen_docnumber, _n.apopen_docnumber;
+ END IF;
+
+-- Check for APApplications
+ SELECT apapply_id INTO _test
+ FROM apapply
+ WHERE (apapply_target_apopen_id=_n.apopen_id)
+ LIMIT 1;
+ IF (FOUND) THEN
+ RAISE EXCEPTION 'Cannot Void Voucher #% as applications exist [xtuple: voidAPOpenVoucher, -30, %]',
+ _n.apopen_docnumber, _n.apopen_docnumber;