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FitNesse scripts fail to run with the following error is observed in the application server log:
Caused by: java.lang.IllegalArgumentException: XX.X is not a recognized version
The version of FitNesse must always be at least the same as the version of Appian it is running on. For example, For example, FitNesse 18.2 could run on Appian 18.2 or an earlier version of Appian but it could not run on 18.3 or any later version of Appian.
Install the newest version of FitNesse.
This article applies to all versions of FitNesse.
Last Reviewed: August 2019
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