Message SAP /SPE/VL081 - Corr. Serv. cannot be performed in &1. Integration model necessary.

Diagnosis
For the delivery items you are currently processing the correlationservice in SCM APO should be called, but no valid integration modelincluding the ATP check is available.

System Response
Processing is canceled.

Procedure
Create integration models for the ATP check of all materials from thedelivery items. All these integration models must have the same SCM APOtarget system.