SLA for Transfer asset to another book Across Ledger

Hi

We are testing transfer of asset for one asset book to another asset book in different ledger. We have successfully completed transfer of asset with Net Book Value method. We have SLA in place for Book Transfer event class and when we run create accounting for the destination book, the accounting entries were generated as expected but for the source book the Full Retirement transaction is not getting picked by create accounting process. We are not getting any warning or error to fix the SLAs. Can anyone confirm if this is a known issue? If not, please suggest what we