It look like a permissions or anitivirus issue.
The error message translates to
Do you want to allow this application to make changes to your device?
Navigraph Hub
Verified Provider Navigraph Kommanditlolag
File Source: This computer’s hard drive.
Show more details
Yes/No
You might try answering Yes.
Otherwise diable any antivirus/firewalls, Restart machine,
We have enabled logging on you account.
Try again.
See also Hub Not Loading
Cheers
Ian