KB-1809 HTTP 401 - Unauthorized Error when accessing environment URL via SSL


Appian and Apache start successfully, but an HTTP 401 Unauthorized Error appears after users login to the site as shown in the image below:

There are no entries logged in the login-audit.csv file (located in the <APPIAN_HOME>/logs directory) for the attempt. In addition, no traffic is logged in the application server access log or the webserver access log, and there are no errors in the application server log.


Incoming request from the web server are not properly routed to the application server. 


Update the property below in httpd.conf (located in the <APACHE_HOME>/conf directory):

JKWorkerProperty worker.node1.port=8009 

Affected Versions

This article applies to all versions of Appian using Apache as a web server.

Last Reviewed: November 2018