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Tableau Online Prep Conductor Flow Failing with Error "Output step error message"


Published: 14 Apr 2020
Last Modified Date: 15 Apr 2020

Issue

When running a flow in Tableau Online, it will intermittently fail with error

"Output step error message: [NodeExecutionError] - Something went wrong and we were unable to process output step"

and one of the following error details:
Communication with the Tableau Protocol Server was lost
or
Unable to materialize temporary table

Environment

  • Tableau Online 2020.1.4
  • Tableau Prep Conductor

Resolution

The failure itself appears intermittently so run the flow again and it may work again.

Cause

This issue currently under investigation by Tableau Development team.
 
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