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Users lose access to phpMyAdmin and the following error is printed in the tomcat-stdOut.log file located in the <APPIAN_HOME>/logs directory:
<APPIAN_HOME>/logs
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.
The above issue occurs when the user session times out due to which phpMyAdmin authentication token expires. User session timeout value can be confirmed on <site-url>/suite/admin/appian-authenication
<site-url>/suite/admin/appian-authenication
The affected user should log out and log back in to start a new user session.
This article applies to all versions of Appian.
Last Reviewed: August 2019