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Error "Required columns are not present..." Adding File To Extract


Published: 05 Jun 2014
Last Modified Date: 03 May 2016

Issue

When adding a file to an extract, the following error might occur:
 
Required columns are not present in the file with new data.
Column [xxx] not present in the file with new data.

Environment

  • Tableau Desktop
  • Text Files

Resolution

  • Ensure that the character set encoding for the file is supported by Tableau Desktop.
  • Ensure that the added file has the same encoding as the original data source file.

Cause

Column name is not recognized due to difference in encoding.
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