Referring URLs to HeinOnline are no longer accessible if you are using version 85 of Chrome (or newer), as a safety precaution implemented by Google.
To learn more about this update, visit: https://developers.google.com/web/updates/2020/07/referrer-policy-new-chrome-default
If your institution is encountering this issue, please have your IT department contact us at techsupport@wshein.com, to troubleshoot the issue.