Shared Entity shows the different value then the value shown in Primary Entity

We are loading YTD data in FCCS DSO Application in Replace mode. There are some Variance accounts created outside of FCCS_Balance sheet which uses the primary accounts under FCCS_Balance Sheet to be copied to these Variance accounts using an ODR. for some of these accounts which are not there in the TB load, the YTD balances of those accounts are getting reversed in Periodic view only for the shared entity hierarchy and it is not reversing in the primary hierarchy. Support team suggested that it is due to a back end rule in FCCS through which if the ytd value