SAP Message UPS302 - Only original packets allowed; original of correction packet selected

Diagnosis
You have tried to identify a distribution unit via a correction packagecontained in this unit.
A distribution unit is determined by the name, owner, partner anddirection of the unit's original package. Unit can only be identifiedby these key fields.

System Response
The system determines the name of the distribution unit that containsthe chosen correction package automatically.

Procedure
Accept the entries in the fields proposed for identification and callthe transaction.
You can then check the correction package in question in thedistribution unit.