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Error "Illegal file type for Excel protocol" Opening .twbx File


Published: 04 Jan 2017
Last Modified Date: 03 Apr 2017

Issue

Attempting to open a .twbx file via Excel connector (Data > New Data Source > Excel) results in
Illegal file type for Excel protocol: "/Users/<user>/Desktop/<workbookname>.twbx" 

Environment

Tableau Desktop

Resolution

To open the full .twbx:

  1. Choose File> Open.
  2. Navigate to desired .twbx file.

To import a data source from the .twbx: 

  1. Data > New Data Source > To a File > More... 
  2. Navigate to desired .twbx file. 
  3. Choose data source to import.

Cause

Tableau Workbooks (.twb, .twbx) cannot be opened via the Excel connector
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