How To Fix TR_AUSL591 - Object from another namespace (&1 instead of &2):

SAP Error Message - Details

• Message type: E = Error

• Message class: TR_AUSL - Software Delivery Composer Messages

• Message number: 591

• Message text: Object from another namespace (&1 instead of &2):

What causes this issue?

The delivery request &V3& contains objects from the namespace <ZH>&V1&
</> but the delivery is assigned to the namespace <ZH>&V2&</>.

System Response

The system displays these objects in the results overview of the object
list check.

How to fix this error?

If you are not the owner of the namespace <ZH>&V2&</>, you are not
allowed to deliver these objects, or only with the agreement of the
owner.
Check whether the objects are delivery-relevant and remove those that
are non-relevant.

Error message extract from SAP system. Copyright SAP SE.