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Error "LogicException details: LogicAssert at D:\tc\work\maestro-2020-2\g_pc\module\platform\tabquery\... " when run flow using Tableau Prep Builder 2020.2.3 and 2020.3.1


Published: 02 Sep 2020
Last Modified Date: 02 Sep 2020

Issue

Upon running a flow to generate a hyper file , the following error may occur:

Unable to generate output to database or file, 
LogicException details: LogicAssert at D:\tc\work\maestro-2020-2\g_pc\module\platform\tabquery\... 

Environment

  • Tableau Prep Builder 2020.3.1, 2020.3.2
  • Tableau Prep Builder 2020.2.3

Resolution

Workaround

Downgrade Tableau Prep Builder to 2020.1.4 to generate the output file.

Cause

This issue is under investigation by Tableau development team.
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