Cisco VPN Client install error after 8. Question. Cisco VPN Client install error after 8. After installing Windows 8. The Vpn Client Driver Has Encountered An Error Win 8' title='The Vpn Client Driver Has Encountered An Error Win 8' />How to Fix VPN Client Driver Error in Windows 8. One of the most common errors is The VPN Client Driver has Encountered an Error. After installing Windows 8. HP laptop, it told me that I needed to reinstall my VPN. I attempted to do this from the original disk, but the install would. Posts about VPN Client driver has encountered an error written by Tom. Windows 8 Preview 25 Comments on Protip Cisco AnyConnect VPN Client and Windows 8. Cisco AnyConnect VPN in Windows 7 and windows 8. December 16, 2012 Mahmoud Leave a comment Go to comments. The VPN client driver has encountered an error. HP laptop, it told me that I needed to reinstall my VPN. Software Paling Cepat Selain Idm more. I attempted to do this from the original disk, but the install would not complete. So I canceled it. Cisco Call Manager License Installation. When I went to try again, it told me that I needed to uninstall. Disable-Network-Adapter-for-the-VPN-Client.png' alt='The Vpn Client Driver Has Encountered An Error Win 8' title='The Vpn Client Driver Has Encountered An Error Win 8' />Problem is, there is no other version at all on my machine, not in Programs and not found in Search. I tried a disk cleanup to remove temporary files and even a defrag, but Im still getting the same error.