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Solved: How do I fix the Event Viewer error “Skipping: Eap method DLL path validation failed”?

Question

There are 43000 of Windows Event viewer Application log errors in my Dell Latitude 5411 notebook. I cannot find out where they are coming from.

Skipping: Eap method DLL path validation failed. Error: typeId=43, authorId=9, vendorId=0, vendorType=0
Skipping: Eap method DLL path validation failed. Error: typeId=18, authorId=8086, vendorId=0, vendorType=0
Skipping: Eap method DLL path validation failed. Error: typeId=21, authorId=8086, vendorId=0, vendorType=0
Skipping: Eap method DLL path validation failed. Error: typeId=25, authorId=9, vendorId=0, vendorType=0

Solved: How do I fix the Event Viewer error "Skipping: Eap method DLL path validation failed"?

Follow the below solution steps to resolve Event Viewer error “Skipping: Eap method DLL path validation failed”.

Solution 1: Perform a Clean Boot

Place the computer in a Clean Boot and check if the issue is caused by any software conflicts. A clean boot helps to eliminate software conflicts and to determine what is causing the problem.

Follow the steps in this article to perform a clean boot on the computer: How Do I Perform Clean Boot State in Microsoft Windows 8, 10, 7, Vista and XP

After you have finished troubleshooting, follow these steps to boot to normal startup.

Step 1: Press the Windows + R key on the keyboard to open the Run box.

Step 2: Type MSCONFIG and click on the Ok button.

Step 3: Switch to the General tab.

Step 4: Click the Normal Startup option, and then click on the OK button.

Step 5: Click the Restart option.

Solution 2: Remove EAP related registry key

Step 1: Press Windows key + R to open a Run box.

Step 2: Type regedit and press Enter to open up the Registry Editor. Click Yes to grant administrative privileges when prompted by the UAC (User Account Control). If you are installing as a new OS, you need to press the Shift + F10 key to open the command prompt and type regedit.exe to open the Registry Editor.

Step 3: Navigate to the following location: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\EapHost\Methods\9

Step 4: There will be several entries referencing paths that don’t exist. Remove any of these type of keys.

Step 5: Perform the same steps for the following path: HKLM\System\CurentControlSet\Services\Eaphost\Methods\311

Step 6: Restart your PC.

Solution 3: Remove any EAP, LEAP, and PEAP components

Simply delete or uninstall any Cisco LEAP, Cisco PEAP, and Cisco EAP-fast components if you have not used any type of domain network yet and you are not still using any type of Cisco module. It would not cause any issues.