Hello.

Uncaught TypeError: Cannot read property ‘key_val’ of undefined <
January 9, 2017 at 11:18 am #26955 REPLY
stephen
Keymaster
Hi,
Please try upload an extract attach file to folder:/wp-content/themes/snshadona/assets/js/

ATTACHMENTS:
Archive.zip

I am very confused.
After the patches you gave us, we can’t use the product option.
Please refer to the video.
https://youtu.be/jLwVsvx4zKE

Notice before testing. At first, if you enter an optional product, it looks successful.However, modifying the product creates a problem.