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Error "LogicException: Internal Error" Or "TableauException: INTERNAL ERROR" Accessing Live BigQuery Workbook


Published: 11 Nov 2016
Last Modified Date: 20 Mar 2017

Issue

When accessing a published workbook on Tableau Online which connects live to BigQuery, the following error might occur: 

Unknown Server Error
An unexpected error occurred. If you continue to receive this error please contact your Tableau Server Administrator.
LogicException: Internal Error - An unexpected error occurred and the operation could not be completed.
 
Or
TableauException: INTERNAL ERROR

Environment

  • Tableau Online
  • BigQuery 

Resolution

Upgrade the Bigquery Connection to Use Standard SQL and Republish the Data Source And/Or Workbook:
  1. Open the workbook in the latest release of Tableau Desktop. 
  2. When prompted, select Yes to upgrade BigQuery to use Standard SQL. 
  3. Republish the data source and/or workbook.  
For additional information, see Switch from standard SQL back to legacy SQL
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