For orders to be processed correctly, some order type settings in your Aldelo POS need to be configured.
Step 1. Head over to the Aldelo Express web portal, and go to Home ➜ Settings ➜ Store Config ➜ General Config.
Step 2. Select the Services tab 
Click on Order Type Options 
.
Step 3. Scroll down to Delivery and make sure that the Delivery option is enabled. Click on the Save button if changes were made.
Step 4. Still in the Aldelo Express web portal, go to Home ➜ Settings ➜ Store Config ➜ Order Type Config.
Step 5. Select the Delivery tab. Inside the General Options section, make sure that Offsite Service is enabled. Click on the Save button if changes were made.