I tried to download various versions of the HDP sandbox with Firefox (60.0.1 64-bit), Chrome (66.0.3359.181), and IE (11.0.9600.19002) browsers. Each gives me an error that reads "An error has occured. Please refresh the page and disable any active AdBlock or Popup Blocker extensions. If problems persist please contact your network administrator." I have Kaspersky and AdBlock installed, but disabled everything that I could find in these. I've also allowed all popups and restarted the browsers. FWIW: None of the browsers gave any indication a popup window was being attempted. FWIW2: OS is Windows 7 I'm at a loss as to what to try next. Hints, anyone? Steve ... View more