If 'Allow access to the organization through SSL only' is enabled for an organization while configuring an Open Data site, link to Preview Site directs to the Open Data main page instead.
Last Published: March 31, 2015ArcGIS Online
Bug ID Number
March 19, 2015
June 11, 2020
After review by the development team, it has been determined that this issue is related to a known limitation with the software that lies outside of Esri's control. The issue's Additional Information section may contain further explanation.
This is a known limitation.
Temporarily make the site Public, preview it, and then return the site to Private.