Update Rollup 8 v2 For Exchange 2010 SP3 Republished after fixing the first version of the rollup
The Rollup V1 has bug is in the MAPI RPC layer and now it is fixed
Update Rollup 8 v2 for Exchange Server 2010 Service Pack 3 (SP3) resolves issues that were found in Exchange Server 2010 SP3 RU7 since the software was released. This update rollup is highly recommended for all Exchange Server 2010 SP3 customers.
For a list of changes that are included in this update rollup, see KB2986475
For download the rollup Download