Error 5 was not activated.
How to fix
[Duplicate message deleted... posting the same question more than once is confusing... Mod]
[This is an open forum, not a direct line to Adobe support... you need to wait for a reply]
Please read https://forums.adobe.com/thread/1499014
-try some steps such as changing browsers and turning off your firewall
-also flush your browser cache so you are starting with a fresh browser
-check hosts file for blocked entries https://forums.adobe.com/thread/1912777
ok, I use it, thank you very much.