What could be the cause of black image in Operator Client when clicking on the Instant Playback?

Question

What could be the cause of black image in Operator Client when clicking on the Instant Playback?

Answer

The time synchronization is wrongly set. Therefore, you have to:

• Verify the time synchronization setting of your system.

• • Check the Time in Op Client
  • Check the time in the Camera
  • Check the time of the NTP server

• Please make sure all servers, workstations and cameras do have exact the same time.