KB-1639 Expression evaluation error at function a!adminRouter: A grid component [label=“Executions by Minute”] has an invalid value for “value” and “totalCount”

Symptoms

In the Rule Performance page of the Appian Administration Console, if the user navigates to the second or higher page of results for a given rule and then tries to view another rule with less data points, the following error is seen::

The System Has Encountered an Error
HTTP Code: 500
APNX-1-4198-000

Error Evaluating UI Expression
Expression evaluation error at function a!adminRouter: A grid component [label=“Executions by Minute”] has an invalid value for “value” and “totalCount”. “startIndex” must not be greater than “totalCount”, but “startIndex” was X and “totalCount” was Y.

Cause

This issue has been addressed via AN-105621 in the following hotfixes/versions:

• 17.3 Hotfix Package I
• 17.4 Hotfix Package H
• 18.1 Hotfix Package D
• 18.2 Hotfix Package A

Action

Apply the latest hotfix to your Appian installation or upgrade to the latest version of Appian.

Workaround

While still on the rule with more than 25 data points, navigate back to the first page of results before clicking away into another rule. This will prevent the error from occurring when clicking on other rules.

Affected Versions

This article applies to all versions of Appian from Appian version 17.4 to Appian 18.2.

Last Reviewed: August 2018