DS ControlPoint: Error connecting to one or more of your systems. Object reference not set to an instance of an object.

Issue

 Error connecting to one or more of your systems. Object reference not set to an instance of an object.

Product Line

Pelco Video Management

Environment

  • DS v7.12
  • DS ControlPoint v7.12
  • DSSRV/2 v7.12

Cause

Using port forwarding or behind a firewall with only have TCP18772 and TCP1433 network ports available.

Resolution

Using port forwarding or behind a firewall with only TCP18772 and TCP1433 network ports available.

Resolution Fix: The issue was resolved in DigitalSentry Sentry 7.15.  Please reference the below article:

DS
ControlPoint: Connect to a Digital Sentry DSSRV / DSSRV2 behind a router, firewall or through Network Address Translation (NAT).