WooCommerce : Undefined variable: variant
There is a SKU on the order that does not exist in Stock2Shop.
You need to identify the SKU before deciding what action to take.
How to find the offending SKU:
Note, look through all the SKUs on the order to ensure there is not more than one causing errors.
Correcting missing SKUs:
We would love to take you through a no-obligation demonstration of how Stock2Shop passes data between systems. Fill out the form below, and a salesperson will be in touch to arrange a conference call, or to simply contact us for more information.