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When selecting a rule with more than 25 data points within the Rule Performance page of the Appian Administration Console and navigating another page of results, the following error is seen in the UI when a user tries to return to the rule performance history and view another rule:
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.
This issue has been addressed via AN-105621 in the following hotfixes/versions:
Apply the latest hotfix to your Appian installation.
Navigate back to the first page of data points before clicking away from the rule.
This article applies to 18.2 and earlier.
Last Reviewed: June 2018