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How to Fix the User Profile Service Failed the Logon error in Windows 8/7

Sept. 18, 2014 4:30 pm / Posted by Shawn Hamilton to Computer Help
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Receive "user profile service failed the logon" or "user profile cannot be loaded" error and don't know how to fix it. When you log on to a Windows 8-based or a Windows 7-based computer by using a temporary profile, you receive the following error message:

user profile service failed the logon

This error message may occasionally appear because the antivirus software is scanning your computer while you try to log on, the C:\Users\(user-name) user profile folder was manually deleted instead of properly deleting the user account through User Accounts in the Control Panel, the C:\Users\(user-name) user profile folder itself was manually renamed, etc. Below we list 3 commonly used methods for you to fix it.

Note:
  • 1. Before follow the Method 1 and Method 3 here, you have to restart your computer and log on with your other user account to resolve the issue. If it does not work, then try the following method.
  • 2. If you have no way to logon pc, you have to refer to Method 2.

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Method 1: Fix the User Account Profile

Steps below contain modifying to your registry. You need to backup your registry before doing following operations to avoid any problems may occur.

Option 1: If you have two folders starting with S-1-5 followed by some long numbers and one of them ended with .bak, you have to rename the .bak folder.

Option 2: If you have only one folder starting with S-1-5 that is followed by long numbers and ends with .bak. Right-click the folder, and then click Rename. Remove .bak at the end of the folder name, and then press ENTER.

Method 2: Delete the User Account and Create a New One

Another way to fix Windows 8/7 error user profile service failed the logon is creating a new account and copy the data from the old account to the new account. Take Windows 7 for example.

If you can't logon your computer and want to create a new account, then Windows Password Recovery Tool Ultimate is a needed tool. It applies to Windows 8.1/8/7/XP/Vista.

After you create the new user account, read this article to copy the files from the old account to the new one.

Method 3: Delete the Error SID and Create a New Profile

A manually deleted profile does not remove the SID from the user profile list in the registry. As the SID is still present, Windows will still try to load the profile by using the ProfileImagePath that points to a nonexistent path. Therefore, the profile cannot be loaded. So we can delete the error SID and create a new profile to fix this error.

So far, we have introduced the 3 methods about how to fix user profile service failed the logon error in Windows 8/7. For more Windows tips, click here.

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How to Fix the User Profile Service Failed the Logon error in Windows 8/7
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