How to Fix Vrlogon.dll Failed to Load Error

Vrlogon.dll is a dynamic link library file that belongs to IBM Fingerprint Software from UPEK Inc.

Error Message:

An error message related to vrlogon.dll may be found among users of IBM Lenovo products.? You may receive an error message like the ones posted below:

A recently installed program has disabled the Welcome screen and Fast User Switching. To restore these features, you must uninstall the program. The following file name might help you identify the program that made the change:vrlogon.dll.

The Logon User Interface DLL vrlogon.dll failed to load. Contact your system administrator to replace the DLL, or restore the original DLL.


This error will appear if the option to Replace Windows logon with fingerprint-protected logon is checked in the ThinkPad fingerprint software. Clicking on Change the way users log on or off will produce the error message stated above.

The following ThinkPad products running Windows XP may be affected by this error:

ThinkPad T42
ThinkPad T42p
ThinkPad Z60m
ThinkPad Z60t


This error may be resolved without uninstalling the ThinkPad fingerprint software. Uninstalling the software is not recommended.

The instructions that follow will apply to ThinkPad Fingerprint software v5.6.1.

  1. Go to Start.
  2. Select All Programs.
  3. Select ThinkVantage.
  4. Select ThinkVantage Fingerprint Software.
  5. Click on Control Center.
  6. Click Settings.
  7. Click on System Settings next.
  8. Select the Logon tab.
  9. Disable Allow to bypass logon using Windows password.
  10. Shutdown your system completely.
  11. This will allow the changes to take place.

The error will be gone when the ThinkPad reboots and the User Account may be accessed without the error.

Method 2

Another method that may work for you requires you to download a certain file from off of the internet.

Downloading files can pose some risk as you can never be 100% sure of what the file you?re downloading it is opened.

So, be sure to keep your system safe from harmful viruses and other malware by using an antivirus program like STOPzilla Antivirus.? Also,? make sure that you only use recommended and trusted programs.

You should also pair your antivirus program with a good anti-spyware program such as Spyware Cease.? This will offer you added protection and keep you safe from identity theft.

  1. Download XP_FixLogon.ZIP.
  2. Save the file to your hard drive.
  3. Go to the location where you saved your downloaded FixLogon zip file.
  4. Double click on the FixLogon file.
  5. Extract the XP_FixLogon.exe.
  6. Double click on the XP_FixLogon.exe file.

The program will tell you whether or not repairs are needed.