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"Error 0x80004005: The specified class was not found" Connecting to Azure Analysis Services


Published: 04 Apr 2018
Last Modified Date: 24 Dec 2019

Issue

When connecting Tableau Desktop to Azure Analysis Services, the following error may occur:
Analysis Services database error 0x80004005: The following system error occurred: The specified class was not found.

Environment

  • Tableau Desktop
  • MSAS on Azure (or Azure Analysis Services)

Cause

The currently installed client libraries are not compatible with Azure Analysis Services.
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