Error: "The following error occurred during the processing of a given gathering: Could not find s (4219847)

The Default OCS/Lync Server gathering reports the following error:

Error: "The following error occurred during the processing of a given gathering: Could not find server <SERVERNAME> in sys.servers"

The Linked Server object is missing from the SQL server master database

Re-enter the settings for the Pool Connection Properties in MessageStats:

1. Open the MessageStats console
2. Expand the OCS/Lync Server node
2. Right click your pool name and select Properties
3. Re-enter the Pool Name, Server Name, User Name, Password and Database and click OK
4. Run the Default OCS/Lync Server gathering