SAP Message CAP4015 - Change to resource type of resource &1

Diagnosis
You have changed the number of individual capacities from 1 to ahigher value or you have set the Several OperationsCan Use Capacity indicator. The capacity can then no longer bemapped in SAP APO as a single resource. The resource type cannotgenerally be changed in SAP APO.
However, the capacity already exists in at least one active integrationmodel.

Procedure
Check whether the resource in SAP APO was created as a single resource.If this is the case, you have to first delete this resource in SAP APO.