This error is a PC error that is related to your license and is most commonly seen when entering your credentials. Below are the steps for troubleshooting.
Ensure your username and password are entered correctly. The most common reason for seeing this message is that there is a mistake in one of these. They are case-sensitive.
Make sure you have a working and stable internet connection.
Check that your antivirus software or firewall hasn’t blocked the software from connecting to the internet.
If you need to confirm you are entering the correct username/password, you can see this article on how to find your username/password.