How to fix vpn connection error : Enable Remote Access Connection Manager
Remote Access Connection Manager (RasMan) is a Windows service which manages virtual private network (VPN) connections from your computer to the Internet and if this service is disabled, our VPN client app will fail to start.
Right-click Start and select Run
Next type in services.msc and click on OK.
Scroll down to Remote Access Connection Manager and double click on it.
At the start-up type, select Automatic from the drop down menu and click on Apply followed by OK button. Next, Restart your computer.
At this point, you should be able to launch our VPN client app and use it. If you’re still having problems, refer the guide below.