Troubleshoot: Control Center producing an ‘There is already an instance running of service’ error

Scenario: You try to restart your Control Center application but Control Center only produces the error message in Figure 1.

Figure 1: Control center error
  1. Open the Services application on your host server and check the status of the Control Center application – it should be status Stopping.
  2. Open Task Manager and select the Processes tab and view the CommunicationServer.exe process (see Figure 2) – This process needs to be killed.
  3. To kill this process, right-click on the process and select End Process.
  4. Start your application and it should run normally.
Figure 2: Task Manager process view

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