Fix: User Profile Service Failed the Logon on Windows 7

Note that Windows 7 virus infections can cause this error

by Radu Tyrsina
Radu Tyrsina
Radu Tyrsina
CEO & Founder
Radu Tyrsina has been a Windows fan ever since he got his first PC, a Pentium III (a monster at that time). For most of the kids of... read more
Reviewed by Alex Serban
Alex Serban
Alex Serban
Windows Server & Networking Expert
After moving away from the corporate work-style, Alex has found rewards in a lifestyle of constant analysis, team coordination and pestering his colleagues. Holding an MCSA Windows Server... read more
Affiliate Disclosure
  • Many users have recently reported that they encounter Windows 7 user profile service failing the logon problem when they try to access their user account.
  • A possible cause of this problem is corrupt registry files.
  • You can modify your registry to fix the issue, so refer to our below procedure. 

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This article provides information about how to fix Windows 7 the user profile service failed the logon error message.

Several users have recently reported that they encounter this problem while trying to log into Windows 7 7, so let’s see how to fix this problem.

Why did the user profile service fail the logon on to Windows 7?

There can be several reasons why the Windows 7 user profile service failed the logon, ranging from Windows Update, virus infection, and user profile creation to other unknown causes. Below are some of the potential reasons for this error message:

  • Corrupt registry files – Your computer’s registry files are its brain. They include all details regarding installed hardware and software as well as your system’s configuration settings. They can occasionally become corrupted as a result of malware infection or other issues.
  • Hard drive error – It might also happen if your hard drive or memory is having problems, such as when there are bad sectors on the disk or memory errors like memory leaks and memory fragmentation.
  • Virus infectionIf your computer has a virus, there’s a chance that the virus has corrupted your computer’s settings. This can sometimes result in problems like this one.
  • Hardware drivers are damaged, or incompatible – Incompatible hardware drivers can lead to user profile service failing the logon. Outdated or defective hardware drivers frequently bring on these issues.

Having considered some of the causes of this error message, let’s proceed to how you can fix it.

How do I fix the user profile service failed logon on Windows 7?

Perform the following preparatory checks to ensure that the error is not a result of basic issues which may require only subtle tweaks:

  • Confirm if your username and password are correctly entered.
  • Use data restoration options if you lost or deleted relevant files.
  • Check your caps lock feature.
  • Disable Incompatible antivirus software.

Having confirmed the above and other checks you may have in mind and the issue persists; you can explore the advanced solutions provided below.

1. Create a new user account

  1. Select the Windows Start menu button and click the Control Panel. 
  2. Select User Accounts and choose Manage another account.
  3. Click on Create a new account.
  4. Then input the name for the new account in the space box available and click on Create Account.
  5. The new user now appears in the Choose the account you would like to change option. 

Expert tip:


Some PC issues are hard to tackle, especially when it comes to corrupted repositories or missing Windows files. If you are having troubles fixing an error, your system may be partially broken.
We recommend installing Restoro, a tool that will scan your machine and identify what the fault is.
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After creating a new account, try logging in to Windows 7 with your new user account. If everything works right, consider moving your files from your previous account and using the newly created account as your main one.

2. Modify your registry

  1. Restart your PC in the Windows Safe Mode option.
  2. Press Windows + R to open the Run window, type Regedit, and click OK to open the Registry Editor.
  3. Navigate through the following path and click Enter: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionProfileList
  4. Click on each of the S-1-5 folders and double-click on the ProfileImagePath entry to find the user account with the problem.
  5. After locating the problematic profile entry without the .bak extension, double-click the RefCount and change the value data to 0.
  6. Double-click State and set the value data to 0.
  7. Close Regedit and restart the PC.

To fix Windows 7 the user profile service failed the logon problem, you can check our detailed guide on how to use the Registry Editor.

3. Use a third-party tool

These kinds of errors can also be produced by corrupted system files or other issues that you might not know about. Using a specialized tool can show some errors you didn’t know about.

Restoro is a complex Windows system repair solution that scans your PC for various issues and fixes all critical system files and registry errors, as well as the damage left by viruses (not antivirus software). With a few clicks, the program frees up space on your disk and restores all compromised Windows settings to their default value.

Here’s how you can perform this action:

  1. Download and install Restoro.
  2. Launch Restoro.
  3. Wait for it to find any system stability issues and possible malware infections.
  4. Press Start Repair.
  5. Restart your PC for all the changes to take effect.

Restoro’s technology replaces severely damaged Windows system files with clean, up-to-date ones from its secure online database. You can allow it to perform this action without harming your user data.

This the ideal all-in-one tool for fixing Windows errors, PC crashes, or registry issues. It can boost the performance of your device and make it more secure within a few minutes.

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Disclaimer: This program needs to be upgraded from the free version in order to perform some specific actions.

4. Perform a system restore

  1. Press F8 while your computer is restarting to get the Advanced Boot Menu and select the Safe Mode with Networking option.
  2. Once you have successfully logged in, click the Start button, type system restore, and then hit Enter.
  3. Check Show More Restore Points when the application has loaded, then click Next.
  4. You need to select a restore point when the computer is working properly and select Next.
  5. Click Next and then Finish.

After rebooting, log in to your computer normally.

It is possible that the user profile service in Windows 7 failed because it prevents you from using your user account to access Windows 7.

The logon error can be very frustrating; however, we hope that after using one of the solutions provided in this article, you were able to resolve this issue.

Kindly drop your suggestions in the comments section if you have any.

Still having issues? Fix them with this tool:


If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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