Migration object &1 already exists with external system key &2
Message type: E = Error
Message class: EM - IS-U Migration
Message number: 139
Message text: Migration object &1 already exists with external system key &2
What causes this issue?
External system key &v2& for migration object &v1& already exists in
key and status management.
System Response
INCLUDE ISU_VERARB OBJECT DOKU ID TX
How to fix this error?
Check the existing entries before you change an external system key.
Error message extract from SAP system. Copyright SAP SE.