How to Resolve the VPN Error 789 in Windows 7/10

Recently, I have been getting this error when I try to connect to my VPN. The error says, “The name or service you requested is currently not available. Please try again later”. This seems to happen when I try to connect to my VPN. I can’t figure out why it is happening. I tried to look at some other people’s posts here but I couldn’t find anything.

The problem with the Windows 7/10 VPN client is that the user will not be able to connect to a VPN, even though all the settings are correct. This article will show you how to fix the error 789 problem in Windows 7, but the solutions are the same for Windows 10.

If you received a pop up error message like the one I showed above, you are not alone! The error can also be referred to as the VPN Connection error 789. What is it? It is a VPN error that can appear when an error occurs in the Windows PC while connecting to a VPN network. This error can in certain cases be resolved, but there may be other circumstances that would prevent you from making a connection.

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Most users use VPNs to help them browse the internet privately and anonymously, wherever they are. In general, VPNs are the most useful solution, but at the same time they have some limitations.

Moreover, we find that Internet users are increasingly encountering various VPN errors, regardless of the operating system they use. In this regard, we can say that users may encounter different VPN error codes.

If we are. B. Are you using the VPN and do not want to be interrupted by a connection error message, it will appear from time to time and will be reported as VPN error 789 : The L2TP connection attempt has failed. VPN error 789 is one of the most common errors that occur when a user tries to connect to L2TP.

Users should not worry about this 789 error, as this type of error is fixed as soon as possible. To do this, perform the following steps to resolve VPN error 789: The L2TP connection attempt failed on Windows 10/7, which we will discuss in today’s article.

Before we do that, we need to know what is VPN error 789 and what are the possible causes of this VPN error 789.

What causes VPN error 789?

VPN error 789 is one of the most common errors that occur when a user tries to connect to L2TP. In this case, the L2TP connection attempt failed because the security layer encountered a processing error during the initial negotiation with the remote computer.

This error can occur when you create a client session with Windows 2000 Terminal Services. Or if your system is not properly configured to connect to an L2TP server. Other possible causes are usually:

  • The L2TP-based VPN client (or VPN server) resides behind a NAT.
  • An invalid certificate or an invalid pre-shared key is installed on the VPN server or client.
  • A machine certificate or trusted machine root certificate does not exist on the VPN server.
  • The certificate of the machine on the VPN server does not have ‘Server Authentication as its EKU.

All versions of the Windows operating system are vulnerable to this VPN bug. And most VPN users experience this problem mainly because of Windows 7 L2TP IPSEC.

How can I repair the VPN 789?

updated June 2024:

We now recommend that you use this tool to fix the error. Moreover, this utility repairs common computer errors, protects you from file loss, malware and hardware malfunctions, and optimizes your PC for maximum performance. With this program you can quickly solve PC problems and prevent further problems:

  • Step 1: Download the PC recovery and optimization tool (Windows 10, 8, 7, XP, Vista – Microsoft Gold Certified).
  • Step Two: Click Start Scan to detect problems in the Windows registry that may be causing problems with your PC.
  • Step Three: Click Repair All to fix all issues.

Network adapter reset

  1. Right-click on Start and select Device Manager.
  2. Identify the network adapter, right click on it, and select Uninstall Device.
  3. Press OK.
  4. Restart your computer. The device is reinstalled and must be reset to the default settings.

Updating the network adapter driver can quickly resolve this issue, so be sure to try the steps above.

Re-enable IPSec on your computer

  1. Press the key combination Windows + R to start the Run program.
  2. Type services.MSC and press Enter or OK.
  3. Locate the IKE service and the AuthIP IPSec key modules.
  4. Find the IPSec policy agent.
  5. Check the status of both services. If you are on Started, press Restart. If Started is disabled, enable it.
  6. Double-click on each of the two services.
  7. Select a startup type.
  8. Change it to automatic.
  9. Save the changes.
  10. Restart your VPN service.

Verification of certificate

It is very important that the correct certificate is used on both the client and server side. If these two settings do not match, you cannot use the virtual private network. You may need to renew the certificate from your ISP.

If you are using a pre-shared key (PSK), make sure that the same PSK is configured on the client side and on the VPN server machine.

RECOMMENDED: Click here to fix Windows errors and optimize system performance.

Frequently asked questions

  1. Make sure your normal network connection is working.
  2. Check the configuration settings and credentials.
  3. Make sure that VPN is enabled on your router and that all VPN-related settings are configured correctly.
  4. Change your server.
  5. Disable IPv6 in the Windows Control Panel.
  6. Change the protocols.

The server may be temporarily down or overloaded with too many connections. Try a different server and see if that solves the problem. Restart the VPN program or browser plug-in. If changing the VPN server did not help, restart the VPN software or browser plugin.

A quick way to fix the problem with VPN blocking in Windows 10 is to change the system date and time. Sometimes incorrect date and time settings on your Windows 10 computer can block the VPN. You can also change your internet connection and then try using a VPN.

VPN Error 789 is an error message indicating that the L2TP connection attempt failed because the security layer encountered a processing error during the initial negotiation with the remote computer. An error may occur when you create a client session with Windows 2000 Terminal Services.

This tutorial will show you how to resolve the VPN Error 789 in Windows 7/10.. Read more about the l2tp connection attempt failed because security policy for the connection was not found and let us know what you think.

Frequently Asked Questions

How do I fix VPN error 789?

There are many reasons why you may be experiencing error 789 in Windows which prevents you from accessing certain websites, and finally, Error 789 may occur when you try to access a VPN service. It can prevent you from accessing the Internet or a website. There are many things that can go wrong with your Windows 7/10 VPN connection, but the most common is VPN Protocol Error 789. There are two ways to fix this issue, one is to use a VPN client, but that won’t work on all devices. Another is with a VPN Service, but that won’t work on all devices. The good news is that there is a third option that will work on all devices, and that is to use a VPN Service.

How do I fix Error 800 789 L2TP and set up VPN in Windows 7?

If you have ever done the task of setting up a VPN in Windows you know that the VPN client setup is not very user-friendly. Instead of this, you have to go through some steps to get your VPN working. People who have managed to get their VPN working on Windows 7 / 10 have had to deal with Error 800 789 L2TP (The VPN Client Setup Wizard is Unavailable). One of the most common issues faced by Windows 7/10 users is the inability to connect to a VPN and the error 800 789 L2TP. Here are some troubleshooting steps to resolve the issue.

Has failed the error code returned on failure is 789?

Howdy! This is a blog where I look for solutions to common problems and share them with the world. I take the time to research what’s causing a problem, and how to fix it! If you have a problem that you want me to look at, please send me an email at [email protected]. After a while of being on a VPN, you might start getting an error that says “Error Code 789” in the bottom right corner of your screen. If you’ve been getting this error code then you probably want to know how to fix the problem.

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