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Support Article

Chat Server fails to login on a load balanced URL



Error occurs when logging in to the to chat server through the load balanced URL.

Error Messages

http-bind/ 404 (Not found)

Steps to Reproduce

Pega Chat 7.1.3 is used with Pega 7.2.
  1. Set up a load balanced (sticky session enabled) chat server URL, Chat Server - 7.40, and set up the HTTPS protocol.

    The traffic is redirected to two Node.js servers.


  2. Configure the chat server to run on a BOSH server setup.

    "xmpp_server_config" : {
    "websocket" :false,
    "bosh": {
    "enabled": true,
    "port": <port>,
    "host": "localhost"

Root Cause

A software use or operation error.
Pega chat does not support cookie based sticky session.


Perform the following local-change: 

Use the source_ip based sticky session.


Published January 17, 2019 - Updated December 2, 2021

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