The GoAffPro App coupon code present in the Shopify discounts section is the code under which all the coupons are created in the GoAffPro app. If this code is removed or deleted, all the codes created within the GoAffPro app will stop working.
In the case that the GoAffPro App coupon code has gotten removed or deleted from the Shopify discounts section, go to the GoAffPro app.
Go to the Coupons tab in the GoAffPro admin panel.
Here, click on Change in the Automatic Coupons section.
This will open up the Setup Automatic Coupons section.
Now, click on Submit.
After this, the GoAffPro App coupon code will get restored.