My bet is that yesterday it was

nStorageDue = (nItemRate/nDaysInMonth) * nItemCuft * nNumberOfDays
? nStorageDue
amt_due = ROUND(nStorageDue, 2)
? amt_due

>I had the "?" in for output to the screen while I tested the code. Yesterday it spit numeric amounts to the screen.
>
>>Those lines're incorrect. Remove '?'.

? nStorageDue = (nItemRate/nDaysInMonth) * nItemCuft * nNumberOfDays
>>? amt_due = ROUND(nStorageDue, 2)
>>