FIX: Microsoft Windows EapHost 2002 error

Ivan Jenic
by Ivan Jenic
Troubleshooting Expert
Passionate about all elements related to Windows and combined with his innate curiosity, Ivan has delved deep into understanding this operating system, with a specialization in drivers and driver troubleshooting. When he's not tackling... Read more
Affiliate Disclosure
  • The Microsoft Windows EapHost 2002 error occurs due to several factors.
  • However, the issue can be easily fixed by anyone using one of the steps provided below.
  • You'll find more easy-to-follow tutorials in the Windows 10 Troubleshooting Hub.
  • In the How-To section, we offer reliable and complete tech guides to make your digital life easier. 
Microsoft Windows EapHost error 2002
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Windows users reported that when they check their system logs; they experience Microsoft Windows EapHost host error 2002.

The error message usually stated the following:

Error: EapHost 2002 peer
Skipping: Eap method DLL path name validation failed. Error: typeId=43, authorId=9, vendorId=0, vendorType=0

However, EapHost is a Windows networking component that authenticates connections such as Point-to-Point (P2P) and 802.1X.

Also, Windows users who experience this error problem do not have any connectivity problems but they experience software conflicts issues in the long run.

The probable cause for the error message is uninstalling CISCO modules, invalid/missing Windows Registry keys, incomplete installation of CISCO modules, etc.

Below, you’ll find a few solutions to help you get over the Microsoft Windows EapHost 2002 error.

How do I fix Windows EapHost 2002 error?

  1. Update drivers
  2. Use CCleaner
  3. Perform a clean boot
  4. Run SFC scan
  5. Use Restoro
  6. Run system restore in safe mode
  7. Update network adapters driver in Device Manager
  8. Install the latest Windows updates
  9. Reset the PC

1. Update drivers

DriverFix automatically update drivers

An automated solution that you can use to fix Microsoft Windows EapHost error 2002 is updating drivers using DriverFix.

Once installed and launched, you only have to run a system scan.

Upon completion, you’ll get a report on all driver issues found on your PC. Review the list and see if you want to update each driver individually or all at once.

Note: Some drivers need to be installed in multiple steps so you will have to hit the Update button several times until all of its components are installed.



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2. Use CCleaner

fix Windows EapHost error 2002 with ccleaner

CCleaner has a feature called registry cleaner that you can use to remove software leftovers, missing shared DLLs, unused file extensions, and many more.

Here’s how to download, install, and use CCleaner:

  1. Download CCleaner.
  2. Install and follow the prompts to complete the installation.
  3. After installation, launch the tool and click on Analyze.
  4. After CCleaner finishes scanning, click on Run Cleaner. Follow the prompts to enable CCleaner to delete the temporary files.

If the error prompt persists, you may proceed to the next method.



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3. Perform a clean boot

  1. Go to the search box, and then type msconfig
  2. Select System Configuration
  3. Find the Services tab, and then select Hide all Microsoft services box
  4. Click Disable allmicrosoft windows eaphost error 2002
  5. Go to the Startup tab and click Open Task Manager
  6. Close Task Manager then click OK
  7. Finally, reboot your PC.

Alternatively, we do recommend that you use a program uninstaller and IObit Uninstaller to remove CISCO-related applications causing the mentioned error.

This is the surest method to completely remove unwanted programs and prevent leftover files to further interfere with other programs or fresh installs.

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4. Run SFC scan

  1. Go to Start and type cmd to open Command windows eaphost error 2002
  2. Now, type sfc /scannow and hit windows eaphost error 2002
  3. Wait for the scanning process to complete and then restart your computer. All corrupted files will be replaced on reboot.

5. Use RestoroUse restoro to fix EapHost error

Run a System Scan to discover potential errors

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Run a PC Scan with Restoro Repair Tool to find errors causing security problems and slowdowns. After the scan is complete, the repair process will replace damaged files with fresh Windows files and components.

Restoro is a utility tool that scans your device to repair corrupted files, declutter the system, and give your system a performance boost, overall.

Running the tool should also fix the Microsoft Windows EapHost 2002 problem.

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However, if the damage is already done, as in this case, the program will efficiently remove it and repair the system.



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6. Run system restore in safe mode

Run system restore in safe mode

  1. Shut down your PC and turn it on again, pressing the power button for a few seconds. Repeat this procedure three times. On the third time, you should get a blue screen with some options.
  2. Navigate to the Run in Safe Mode option and hit Enter.
  3. Go to Start and type system restore and then hit Enter.
  4. Follow the prompts to revert back to a certain restore point.
  5. Wait for the process to complete, and then reboot.

The system restore does not affect any of your files, documents, and personal data.

Note: Ensure you are able to identify the restore point date before the Microsoft Windows EapHost error 2002 display.

7. Update network adapters driver in Device Manager

  1. Press the Windows key + R, type devmgmt.msc, and then hit Enter. (Alternatively, you can right-click on the Windows key and select Device Manager).
  2. In the Device Manager window, expand the Network adapters section.WiFi adapter won’t connect to router
  3. Then, right-click on your Network adapter and select Update Driver Software.
  4. Click Search automatically for updated driver software.
  5. Once the steps are complete, click Close and restart your device.

Note: If Windows doesn’t find a new driver, you can visit the device’s manufacturer website so as to download the latest network adapter driver from there.

Downloading drivers manually is a process that carries the risk of getting the wrong driver installed, which may lead to serious malfunctions.

The safer and easier way to update drivers on a Windows computer is by using an automatic tool such as DriverFix, as recommended in the first solution.

This tool will scan all your devices and will give you an exhaustive list of all your drivers. Using an extensive database, it will update them to the latest version if you want, but it also allows you to select which driver to update.

Alternatively, you can also revert back the old driver versions if updating the driver does not fix the issue.

8. Install the latest Windows updates

  1. Go to Start and type update in the search box to open Windows Update.
  2. Check for updates and install the available ones.Start Menu button frozen
  3. After the update is complete, restart your Windows PC.

Microsoft constantly releases new Windows updates that improve your system’s performance and fixes various issues and errors on your Windows PC.

They are installed automatically, however, it is possible that the process failed sometimes.

9. Reset the PC

  1. Hard power off your PC 3 times until the Advanced Recovery environment appears.
  2. Choose Advanced options.
  3. Now, select Troubleshoot.
  4. Here, click Reset this PC.
  5. Choose whether you want to keep or delete your files and apps.
  6. Click Reset to proceed.

Note that this is an advanced procedure that restores your PC to its factory settings. Make sure you have a backup of your apps and programs, if necessary.

We hope that the solutions listed above helped you to fix the annoying Microsoft Windows EapHost 2002 error.

You can post back with the status of the issue and we will be glad to assist you further. Feel free to comment below if you have any questions.

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