Preconditions:

• Added product
• Availability of product set to 34

Steps to reproduce:

1. Log in to storefront.
2. Go to product page /product-catalog / {product from preconditions}
3. Set QTY to 35 or more.
4. Click 'Add to cart' button.
5. Verify web browser output.

Actual result:

See attached screenshot

Adding more qty of one product than is currently on stock cause a JS exception

Expected result:

No exception occurs.