DRAFT KB - XXXX Users lose access to phpMyAdmin due to missing authentication token

Symptoms

Users lose access to phpMyAdmin and the following error is printed in the tomcat-stadOut.log file located in <APPIAN_HOME>/logs directory:

[ContainerBackgroundProcessor[StandardEngine[Catalina]]] ERROR com.appiancorp.common.config.AbstractConfiguration - Error decrypting conf.password.PhpMyAdmin.USER_BASED_LOGIN_TOKEN. Reset system configuration passwords using conf/passwords.properties to fix this issue. Returning null. com.appiancorp.suiteapi.common.exceptions.AppianException: Error decrypting configuration value. (APNX-1-4210-002)
com.appiancorp.suiteapi.common.exceptions.AppianException: Error decrypting configuration value. (APNX-1-4210-002)

...

Caused by: java.lang.IllegalStateException: Missing authentication token.

Cause

The error relates to having problem with expiring phpMyAdmin authentication token. The above issue occurs when the user session times out.

Action

The affected user should logout and login back in to start a new user session.

Affected Versions

This article applies to all versions of Appian.

Last Reviewed: August 2019