SSL Handshake Error - Local Server only

SSL Handshake Error - Local Server only


I´m new to the Android MDM Services and I have seen that the "Manage Engine" has every Feature that we need. So I downloaded the Installer, started the Mobile Device Manager Plus and changed the Nertwork Type to "No Internet Connection". There are no Errors. 

So I set up the Android Virtual Device Manager with Android 10 and installed the ManageEngine MDM App. 
Here is the Problem: When I Input everything, I get the Error
"Invalid Security Certificate"

and under "Verify Certificate" it shows the Error:
"Certificate cannot be validated locally!
Could not obtain server certificate chain"

When I use the Android to navigate to the 
                New to ADManager Plus?

                  New to ADSelfService Plus?