The following certificates configured for Microsoft Lync Server 2010, Replica Replicator Agent are about to expire: %1 Note: ...

The following certificates configured for Microsoft Lync Server 2010, Replica Replicator Agent are about to expire:

%1
Note: The Service may no longer be able to start up after a certificate expires.
Cause: Certificates configured for this service are about to expire.
Resolution:
You must renew these certificates to prevent loss of UC Services to users.