Unable to buy the Pro version

### Expected Behaviour I wouldlike to purchase the Pro version, unfortunately it does not show the product page (My Products) with an error "undefined". ### Reproduction Steps 1. Click on my profile images 2. Click on My Products option 3. Staring at a blank page 4. And then comes out the error message with a red X and text "undefined" ### Your Browser and Device https://www.whatsmybrowser.org/b/KWNSR