Where is this “Too Many Characters in String literal” message coming from?

Question

Good morning all,

I\'m sure this is a gimme, but I have no idea where this issue is coming from.

I have the following lines in a view:

Answer 1

I'm not sure where that issue was coming from, I've updated the script to the following and it works.

For anyone using this code, in future, please note I've added the evaluation

if (selectedValue != "")

this has been added if the option "All" is selected in the first FormTypes drop down list, there is no dependent part list that should be populated.