flaw in system

your system requires a pin for use if you don't have last years agi it enters zero ,,, your own selected pin is 5 digIts ,, but if you have your irs pin .. its xxx-xxx . a seven system and if YOUR filing widow selection, hers don't come up and ....BINGO   IRS REFUSES YOUR RETURN BASED ON THIS  NO AGI FOR DEC SPOUSE ????