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    Nintex Knowledge Base

    Warning "Windows could not start the Nintex Live Workflow Queue Service" in event logs

    Status: Validated

    When viewing event logs, the following warning might appear:

    Windows could not start the Nintex Live Workflow Queue Service.

    Additionally, the Nintex Live logs display the following:

    Inner Exception: Message: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond 
    Type: System.Net.Sockets.SocketException 

    And the Nintex Live Workflow Queue Service has a ‘Started’ status, but the service cannot be started via services.msc.
    1. Configure the firewall to open the following ports:
      • ​5671/TCP
      • 5372/TCP
    2. Configure the firewall to allow this instance “Nintex.Workflow.Live.QueueService.exe” to accept connections.
    This error is generated when the Live Service is being blocked by a firewall or redirected via a proxy.

    Nintex Live Log Files can be obtained from this path. C:\Program Files\Common Files\microsoft shared\Web Server Extensions\15\BIN\NintexWorkflow
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