Thank you for the response, that solved the error message but did not make the dynamic dropdown work. Do you have any other ideas as to why this may be happening?

I've watched countless videos and read many posts on how to create dropdowns but the script I'm writing is still not working. I'm trying to create something pretty basic. I have two dropdowns on two different pages. The value of the dropdown on the first page will decide what shows up on the dropdow...