Dear all,
when I'm replicating the PR im getting the VM Communication error with the external transfer all my RFC Connections are fine but in SRM PPOM_BBP I'm facing some node disturbances. Could please explain step by step how the RFC should be connected at PPOMA_BBP R/3 to SRM.

1. How to Maintain the step by step process at each level in ORG LEVEL, PURCHASE ORG and PGRP please explain in detail
Thanks,
sai.