KNOWLEDGE BASE

Bridge Refresh Fails with Error: "Unable to refresh data source because of query compilation" After Adding/Modifying Columns of Data Source


Published: 09 Aug 2022
Last Modified Date: 24 Aug 2022

Issue

An extract refresh in Tableau Bridge fails with the following error after adding or modifying the columns of a data source:

Unable to refresh data source because of query compilation.

Environment

  • Tableau Bridge
  • Tableau Cloud
  • Text Files

Resolution

Recreate the connection in Tableau Desktop and republish the data source.

Cause

Whenever the schema of a data source changes, Tableau Bridge cannot adjust to this change.  

 
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