Hi Raghavendra,
Check the first note in below link. Also cross check the master data set-up etc. as described.
Aggregated Planning with CTM - SAP Library
Let us know what's the case i.e. it resolved your issue.
Also check SAP note 1446894 topic "AFS-SNP: CTM -Enhanced Aggr. Planning". The scenarios which are not supported. I hope you are not trying for one of those.
1446894 - Implementation recommendations EhP1 for APO 7.0 SNP,CTM,VMI
Regards
Rahul
Message was edited by: Rahul Handa