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Article - CS357185

Kepware unable to connect to Thingworx Platform with SSL

Modified: 11-Oct-2022   


Applies To

  • ThingWorx Kepware Server (legacy) 6.8
  • Kepware Server (formerly KEPServerEX) 6.7

Description

  • Kepware unable to connect to Thingworx Platform
  • Getting below error in Kepware event logs while trying to connect to Thingworx  
    •         Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,789 twTlsClient_Create: Initializing TLS Client
        Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,790 twApi_Initialize: Websocket Established after 0 tries
        Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,790 subscribedPropsMgr_Initialize: Initializing subscribed properties manager
        Debug           ThingWorx Diagnostics          [INFO] 2021-11-22 07:07:28,791 subscribedPropsMgr_Initialize: subscribed property manager will not persist offline updates because the offline message directory was not set or the offline message store was disabled
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,797 added <InductrialThingName> to boundList
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,798 twApi_BindThings: not currently connected, only binding things to api
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,798 twMessage_Delete:  Deleting BIND Message: 1953
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,799 twTlsClient_Reconnect: Re-establishing SSL context
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,799 twTlsClient_Connect: Connecting to server
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,852 twTlsClient_Connect: TLS connection established
       Debug           ThingWorx Diagnostics          [ERROR] 2021-11-22 07:07:28,853 twWs_Connect: Error initializing web socket.  Response code: 500
       Debug           ThingWorx Diagnostics          [ERROR] 2021-11-22 07:07:28,854 twApi_Connect: Max number of connect retries: 1, has been reached
       Error           ThingWorx Native Interface     Connection to ThingWorx failed. | Platform = <host name>:443/Thingworx/WS, error = could not establish a websocket connection.
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,854 twMessage_Send: Not authenticated yet
       Debug           ThingWorx Diagnostics          [ERROR] 2021-11-22 07:07:28,854 twMessage_Send: Error sending Message with RequestId 1954
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,854 twMessage_Delete:  Deleting BIND Message: 1954
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,855 Disconnect called.  Code: 1000, Reason: 
       Debug           ThingWorx Diagnostics          [WARN] 2021-11-22 07:07:28,855 sendCtlFrame: Not connected
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,855 twTlsClient_Close: Disconnecting from server
       Debug           ThingWorx Diagnostics          [DEBUG] 2021-11-22 07:07:28,855 twTlsClient_Close: Deleting SSL session
       Debug           ThingWorx Diagnostics          [WARN] 2021-11-22 07:07:28,855 msgHandlerOnClose: WEBSOCKET CLOSED
    •        Error           ThingWorx Native Interface     Connection to ThingWorx failed. | Platform = <host name>:443/Thingworx/WS, error = Could not initialize secure socket connection.

       
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