In order to update the Symantec Data Center Security Primary Manager to DCS 6.9.x you will need to update to an interim version if running DCS 6.5.x or DCS 6.6
This applies to the following Symantec Data Center Security Server (DCS) Versions
Symantec Data Center Security Server 6.5.x
Symantec Data Center Security Server Advanced 6.5.x
Symantec Data Center Security Server Monitoring Edition 6.5.x
Symantec Data Center Security Server 6.6.x
Symantec Data Center Security Server Advanced 6.6.x
Symantec Data Center Security Server Monitoring Edition 6.6.x
Symantec Data Center Security Server 6.9.x
Symantec Data Center Security Server Advanced 6.9.x
Symantec Data Center Security Server Monitoring Edition 6.9.x
Upgrade the Primary DCS Manager to DCS 6.7.3 or DCS 6.8.2 before upgrading to DCS 6.9.2
Important notes: