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Error code: A7AEA709 The connection to the data source might have been lost. Tableau Protocol Server process might be terminated, possibly due to system resource constraints or another external source


Published: 01 Sep 2020
Last Modified Date: 22 Jan 2021

Issue

When attempting to connect to SharePoint Lists Online from Tableau Desktop on macOS, the error will occur: 
 

The connection to the data source might have been lost
Error code: A7AEA709
ReadBytes: Communication with the Tableau Protocol Server process was lost. Tableau Protocol Server process might be terminated, possibly due to system resource constraints or another external source


However, the same connection information will work from Tableau Desktop on Windows machine. 

Environment

  • Tableau Desktop 2019.3, 2019.4, 2020.1, 2020.2, 2020.3
  • MacOS 
  • SharePoint Lists

Resolution

Download and install the latest SharePoint Lists driver from https://www.tableau.com/support/drivers
Or, use Tableau Desktop 2019.1, 2019.2. 
 

Cause

The previous driver has caused the issue. 
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