(TO_NUMBER(NVL({shippingcost}, 0)) + TO_NUMBER(NVL({handlingcost}, 0))) > TO_NUMBER(NVL({custbody16},0)) and (NVL(TO_NUMBER({shippingcost}), 0) + NVL(TO_NUMBER({handlingcost}), 0)) > NVL(TO_NUMBER({custbody16}),0) both return the same error…