Error: "Client unable to establish connection Failed to get security cookies of SPOnline" When Connecting to Sharepoint Lists Online Edition

Published: 20 Apr 2017
Last Modified Date: 11 Dec 2017


When connecting to SharePoint Lists online edition, the following errors may appear:
"Client unable to establish connection You must either set an auth cookie or specify a username and password to connect to SharePoint Online"
"Failed to get security cookies of SPOnline.


  • Tableau Desktop 10.2.0
  • Microsoft SharePoint


Make sure that the correct URL is being used for the connection:
  1. Site Name does work:
  2. Site Collection does work:
  3. Base domain name does not work:
  4. Direct URL does not work:
  5. OData Service List URL does not work:
  6. OData Service URL does not work:
Did this article resolve the issue?