we are using the standard hierarchies structures provided in the system (SNP_LOCPROD) -RELS_LOKATIONSPRODUKT
to create our hierarchy in (hierarchy maintennce)
we also created Dummy Loc and Dummy Prod under which we have 2 level hierarchies , and using standard planning book 9ASNPAGGR and planning area as copy of 9ASNP02
isssue is we are unable to aggregate the demand to the Dummy Product.
please let us know if there are any specific configs.