How To Fix VW255 - Shipment completion activities failed before saving

SAP Error Message - Details

• Message type: E = Error

• Message class: VW - Shipment Processing Output

• Message number: 255

• Message text: Shipment completion activities failed before saving

What causes this issue?

In Customizing, you can store for every shipment type, which actions
should be carried out during transportation processing. Some of these
actions are carried out before saving the shipment docuement (e.g. GI
posting or billing), others after saving (e.g., printing).
In this case, the actions before saving ( probably GI posting or
billing) were carried out incorrectly.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.