Payment Button has $NaN error value in checkout

Payment button returns a $NaN value for the total.

This issue usually appears if you set the tax and added % sign in TAX field. 

1. Please go to Payment Button editor.
2. Click on Product tab.
3. Choose Tax.
4. Insert the number without percentage % sign.

 

FIX: BROKEN_ATTACHMENT (original: /attachments/token/ipDvqMMWXe1CE4vTqeh8ADceJ/?name=inline2100085696.png)

You can check this article, if you would like to know more about Payment Button app: Intro to POWR Payment Button