Support » Plugin: 3CX Live Chat » Error at backend

  • Resolved kaia1233


    We are getting an error with the WP-Live Chat by 3CX plugin, it only show on wp-admin?

    Error Details
    Uncaught DOMException: Failed to construct ‘WebSocket’: The URL ‘/chatchannel?aid=1&pid=’ is invalid.
    at wplc_setupSocket (/wp-content/plugins/wp-live-chat-support/modules/agent_chat/js/mcu_websocket.js:57:18)
    at HTMLBodyElement.<anonymous> (/wp-content/plugins/wp-live-chat-support/modules/agent_chat/js/mcu_websocket.js:10:9)
    at HTMLBodyElement.dispatch (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:3:12369)
    at HTMLBodyElement.r.handle (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:3:9088)
    at Object.trigger (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:3:11488)
    at HTMLBodyElement.<anonymous> (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:3:18865)
    at Function.each (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:2:2903)
    at n.fn.init.each (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:2:846)
    at n.fn.init.trigger (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,utils,moxiejs,plupload&ver=5.5.3:3:18841)
    at wplc_setup_chat_listing (/wp-content/plugins/wp-live-chat-support/modules/agent_chat/js/agent_chat.js:224:24)

    3CX Live Chat Version 9.2.1
    WordPress Version 5.5
    PHP 7.3

Viewing 3 replies - 1 through 3 (of 3 total)
  • Plugin Author wpdev3cx


    Hi @kaiafan ,
    this error indicates that your server was unable to retrieve a running chat server to connect. Please verify that the server which is hosting your website is able to communicate with the following service If yes and the issue remains please provide us your website url to proceed to further investigation.

    Thread Starter kaia1233


    Hi, the error only display on one of the subsite and can’t get in live chat, showing ‘Connecting to chat server…’
    Can I contact you via email so I can set you my website link?

    Plugin Author wpdev3cx


    Hi @kaiafan ,
    you can send email to us with the description of your issue to

Viewing 3 replies - 1 through 3 (of 3 total)
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