Based on that error, it looks like you’re running into a conflict between your theme and WooCommerce. To confirm, can you please go over the steps here: How to Test for Plugin and Theme Conflicts?

If it turns out that the conflict is, indeed, from your theme, I would suggest that you reach out to your theme developers so they can help you look into the issue.

We’ve not heard back from you in a while, so I’m marking this thread as resolved. Hopefully, you were able to find a solution to your problem! If you have further questions, please feel free to open a new topic.