I managed to come across the answer in another post I missed earlier (REPOST - "Arithmetic Over / Underflow" Error). I've changed my code to what is shown below, and seems to work perfect. Hopefully someone else will find this useful.// check for divisor having a value and not zeroif(HasValue(Page4....

Thanks in advance to anyone that can help out. I've read some forum posts about getting over an error on a LC Designer form for Arithmetic over/underflow that is occurring if a user has not filled out a field yet, so the calculation is trying to divide by zero. I applied some code (javascript below)...