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Unable to sign in to Tableau Online from Tableau Prep Builder in an authentication-required Proxy environment


Published: 19 Feb 2021
Last Modified Date: 19 Feb 2021

Issue

When connecting to Tableau Online with Tableau Prep Builder in a an authentication required proxy environment, the following error may occur.

Can't connect to Tableau Server

Check that the server is running and that the URL is correct. If this host is using the http protocal, make sure to include "http://"" in the URL.

Environment

  • Tableau Prep Builder
  • Authentication-required Proxy environment

Resolution

Work with IT teams to allow the access to Tableau Online through the proxy without any authentication required.

Cause

Tableau Prep Builder does not support a proxy with pass-through or manual proxy authentication currently.
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