Disable Double Loopback Check

If user-friendly URLs are used on the SharePoint site, then double loopback check needs to be disabled for the SharePoint server machine.

Prerequisites

  • These instructions apply only if you plan to install SharePoint Integration, which is an optional component.
  • User-friendly URLs are used on the SharePoint site.

More Information

Please refer to the following Microsoft Knowledge Base article for more information:

https://support.microsoft.com/en-us/help/896861/you-receive-error-401-1-when-you-browse-a-web-site-that-uses-integrate