I have set up a abandoned cart flow and its triggered just fine but when I click on the return to cart button in the mail that is sent out I am taken to
![](https://uploads-us-west-2.insided.com/klaviyo-en/attachment/a7bdd0ad-6492-4e68-a298-a92015b3fbe3.png)
And under flows in the url I have: {{ event.extra.checkout_url }} I have even tried {{ event.extra.responsive_checkout_url }} with the same result.
Does any one have any ideas??
p.s My store is runing on shopify