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Error:"OCI.dll not found" When Connecting to an Oracle Data Source


Published: 28 Apr 2017
Last Modified Date: 16 May 2017

Issue

When attempting to connect to an Oracle data source, the following error might occur:

"OCI.dll not found"

Environment

  • Tableau Desktop
  • Oracle

Resolution

Download and install the Oracle driver from the Drivers page for the version of Tableau Desktop you are using.

Cause

You do not have the correct Oracle driver for the data connection. 
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