KB-1389 "Token Mismatch" error thrown in phpMyAdmin

This issue has been resolved in an Appian hotfix/new Appian version. Please apply the latest hotfix to your Appian installation or upgrade to the latest version of Appian.

Symptoms

When accessing Appian Cloud's MySQL business database using the phpMyAdmin database management tool, the following error is occasionally seen: "Error: Token mismatch".

Cause

This issue has been resolved via AN-78467 in the latest hotfixes on Appian 16.3, 17.1, and 17.2.

Action

If you know your site has been restarted on or after 5 July, 2017, then your site contains the latest fix for this issue.

Otherwise, if you are unsure if your site has been restarted or if you know your site has not been restarted, then contact Appian Technical Support via a support case to request a restart to deploy the hotfix. Include this KB article in the support case.

Affected Versions

This article applies to Appian Cloud sites running Appian 16.3, 17.1, and 17.2.

Last Reviewed: July 2017

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