Unable to edit pages while running Confluence behind Kemp Load Balancer
Platform notice: Server and Data Center only. This article only applies to Atlassian products on the Server and Data Center platforms.
Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Problem
In Confluence 6.x, it is not possible to edit pages. Reviewing the browser console or a HAR file, we can see WebSocket issues.
Diagnosis
Environment
- Confluence 6.x
- Kemp Load Balancer with firmware version below 7.2.37.1
- Firefox web browser
Cause
There is a known issue (PD-8097) with Kemp Load Balancer regarding handling WebSockets requests in firmware versions previous to 7.2.37.1, as we can see on the page below:
Resolution
Upgrade Kemp Load Balancer firmware to version 7.2.37.1 or above.
Last modified on Apr 5, 2017
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