SAP Message Q5019 - Operation & for inspection & is not unique

Diagnosis
There are several operations with the same operation number in thisinspection lot. The object InspLotOperation (BUS204501) does not allowfor this.

System Response
You cannot process operations using this method, which cannot beidentified uniquely by the operation number within the inspection lot.

Procedure
Make sure that the operations are clearly numbered in the routing.