SCOM 2007 reconnect those disconnected "Not monitor" agent

SCOM 2007 reconnect those disconnected "Not monitor" agent

1. Login the problematic monitored server (client)
2. Stop the “OpsMgr Heath Service”
3. Go to “C:\Program Files\System Center Operations Manager 2007”
4. Rename the folder “Health Service State”
5. Go to SCOM console
6. Go to “Administration” -> “Device Management” -> “Agent Managed”
7. Find the problematic monitored server

8. Select it and go to “Actions” -> “delete”

9. Go back to the problematic monitored server

10. Restart the “Health Service State”

11. Check the “Managed agent” status of the server and also the event log of the problematic monitored server.

SCOM 2007 reconnect those disconnected "Not monitor" agent