Error is benign with no user impact, however there is a fix and omprovidment to the policy server with regards to session store and its operations/maintenance
CA is recommending upgrade to at least R12.52 Sp1 Cr5 – sessions store fixes and improvements
21971630-01 DE107877 The transactions processing speed of Policy Server slows down when CA Directory is used as the session store. The session store size grows exponentially and session deletes are not in sync with the rate of new sessions added to the session store.
STAR Issue: 21821071-01, 21645477-1
Error if CA Directory Server is used as a Session Store (98387)
Symptom: Policy store displays the following error message in smps.log while using a CA Directory Server as a Session Store. “Unable to read object smSessionId”