SAP Message VV154 - Stock trans. requis.: Check. rule not maintained for doc. type &, plant &

Diagnosis
An availability check can only be executed for a material if a checkingrule is maintained for the combination document type and deliveringplant in Customizing.
This entry is missing for the document type <(>&<)>V1& and thedelivering plant <(>&<)>V2&.,,

System Response
The documents with the document type <(>&<)>V1& and delivering plant
<(>&<)>V2& are not considered in this run.

Procedure
Maintain the corresponding entry for the stock transfer order inCustomizing.