An updated version of the NTFS.sys driver is available for server {2}. Updating to the new version will prevent the Exchange ...

An updated version of the NTFS.sys driver is available for server {2}. Updating to the new version will prevent the Exchange server from experiencing a known deadlock issue. For more information, see Microsoft Knowledge Base Article 974646 (http://go.microsoft.com/fwlink/?linkid=3052&kbid=974646). Current installed version: {6}.