IssueWhen you try to access dashboards or send subscription emails on Tableau Server or Tableau Online, the following error might occur:
No server user found class DataSourceException Unable to connect to server <server name or IP address>. Check that the server is running and that access privileges to the requested database.
When you try to connect to a published data source from Tableau Desktop, the following error might occur:
com.tableausoftware.controller.dataserver.SessionController - Error response. code:401 type:DataServerNoAuth msg:No Tableau Server user found.