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Flows Published via Prep Web Authoring with TabPy Scripts Fail to Run on Tableau Server


Published: 29 Mar 2022
Last Modified Date: 31 Mar 2022

Issue

When editing a flow using web authoring on Tableau Server and uploading a TabPy script file, the flow fail to run on Tableau Server. If the same flow is published from Tableau Prep Builder, then it runs successfully on Tableau Server.

Environment

  • Tableau Server

Resolution

Upgrade to the latest maintenance releases for Tableau Server: 2020.4, 2021.1, 2021.2, 2021.3, 2021.4, and 2022.1.

Cause

This behavior is caused by a Known Issue, ID 1371640, which is corrected in Tableau Server 2022.1 and later plus maintenance releases.

Below error will be noticed in flow processor logs:
Error when computing node hash com.tableau.loom.extensibility.fileSystem.FileSystemScriptException:
The Specified script file doesn't exist. Browse to select a different script to run.
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