How To Fix VW066 - Not possible: Delivery &1 has already been loaded

SAP Error Message - Details

• Message type: E = Error

• Message class: VW - Shipment Processing Output

• Message number: 066

• Message text: Not possible: Delivery &1 has already been loaded

What causes this issue?

You want to remove delivery &V1& from a shipment.
However, items or shipping units of delivery &V1& have been packed in a
shipping unit of the shipment.

System Response

You cannot remove delivery &V1& from the shipment.

How to fix this error?

Unpack the items or the shipping units of delivery &V1& from the
shipping units of the shipment.
Then you can remove delivery &V1& from the shipment.

Error message extract from SAP system. Copyright SAP SE.