Error "No Tableau Server user found" Connecting to Data Source or Viewing Dashboard

Published: 28 Jan 2013
Last Modified Date: 02 Jul 2014


When you try to access dashboards or refresh extracts on Tableau Server, the following error might occur:

No server user found class DataSourceException Unable to connect to server <server name or IP addre. Check that the server is running and that access privileges to the requested database.

When you try to connect to a data source from Tableau Server, the following error might occur:

com.tableausoftware.controller.dataserver.SessionController - Error response. code:401 type:DataServerNoAuth msg:No Tableau Server user found. 


Tableau Server


  1. Sign in to Windows as a local administrator on the computer that is running Tableau Server.
  2. Follow the steps in Run As User in Tableau Help to set all appropriate Run As User permissions.

​Note: Make sure to grant the Run As User Modify permissions to all of drive C and to the entire drive on which Tableau Server is installed. For more information, see Grant Modify Permissions in Tableau Help


The Tableau Server Run As user does not have all the necessary permissions.

Additional Information

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