In order to fix the error, configure your security program and Windows Firewall to allow VoipDiscount to connect to the server and try again to update it. If it doesn't help, navigate to Start > Control Panel > Uninstall a program, select VoipDiscount from the list and click the Uninstall option. Follow the on-screen instructions, reboot your PC after the process is complete and navigate to the official web page. Click the Download Windows Client button, save the file to your computer and install the utility following the on-screen instructions. Alternatively, you can check Software Informer database for similar programs.