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Tableau Prep cannot connect to Tableau Online when Proxy is configured


Published: 27 Jun 2018
Last Modified Date: 05 Jul 2018

Issue

Tableau Prep cannot connect to Tableau Online when a proxy is configured.

Environment

Tableau Prep 2018.1

Resolution

  1. Upgrade Tableau Prep to 2018.1.2 or a newer version.
  2. Launch Tableau Prep using the below command:
    C:\Program Files\Tableau\Tableau Prep 2018.1.2\"Tableau Prep.exe" --java-options=-DproxySet=true;-DproxyHost=127.0.0.1;-DproxyPort=8888
    Replace the values for proxy host and port as necessary.

Cause

Tableau Prep Java is not using the system proxy.
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