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Home > Success Center > Web Help Desk (WHD) > WHD - Knowledgebase Articles > HTTP Error 502 displays when opening the WHD Console

HTTP Error 502 displays when opening the WHD Console

Overview

This article provides steps to resolve the following error when accessing the Web Help Desk Console.: 

HTTP Error 502 Bad Gateway

Environment

  • All WHD versions
  • Linux Environment

Cause 

Multiple Java Daemon instances are running on the Web Help Desk server.

Resolution

1. Stop the Web Help Desk Service. 
  #sudo service webhelpdesk stop

2. Check if there are multiple instances of Java Daemon running on the server. 
  #ps -ef | grep java

3. Stop all running Java instances.
   #kill -9 <Java PID> 

4. Start the Web Help Desk Service. 
  #sudo service webhelpdesk start 

 

 

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