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    Error "Cannot Connect to Tableau Server ... Internet communication error: Couldn't connect to server (online.tableau.com)" Logging in from Tableau Desktop

    Published: 20 Jan 2015
    Last Modified Date: 26 Apr 2016

    Issue

    When logging into Tableau Online from Tableau Desktop the following error message may appear:

    Cannot Connect to Tableau Server. Please Check the Server Name and Port and Try Again.
    Internet communication error: Couldn't connect to server
    (online.tableau.com).

    Environment

    • Tableau Online 
    • Tableau Desktop

    Resolution

    Contact your local IT Administrator and confirm that connecting to un-encrypted services is not prohibited. 

    Cause

    Tableau Online does not support encryption.
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