Receive error in server.log:
ERROR [com.powerup.configmgr.cel.jmx.CelCoreService] (MessageListenerThread - CelQueue) failed to insert record into the database: An I/O error occurred while sending to the backend.
...
org.postgresql.util.PSQLException: An I/O error occurred while sending to the backend.
...
Caused by: java.io.IOException: Stream closed
/etc/init.d/vcmaster restart
The root cause of the issue was resolved in VoyenceControl 4.1.0 Hotfix 1. Please upgrade and apply the currently available Hotfix.