Have you followed all the steps outlined by Dolores in this blog below? https://wiki.scn.sap.com/wiki/display/SM/How+to+create+a+virtual+system+in+SAP+Solution+Manager+7.2in particular please see the CTC parameter. After implementing the steps specif...
I am assuming you have already referred to this Wiki? https://wiki.scn.sap.com/wiki/display/SM/Process+VariantsThis is extremely knowledgeable and walks you through the how-to and approach.Hope that helps!BRV