Problem : The user profile failed the logon / User profile cannot be loaded.
Resolution:
Log on with another administrator user profile or if you don’t have any other and you are the only user do the following:
1.Turn off computer
2.Turn on computer and press F8
3.On the Windows Advanced Options select Safe Mode
4.Open the Start Menu and type Regedit on the Start Search field
5.Go to the following entry:
6.HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsNT\ CurrentVersion\Profile List
7.On the “.BAK” file you will find an entry with ProfileImagePath with the name of the user.
8. Rename the repeated entry that does not contain “.BAK” add .backup at last of entry
9.Right click on the other entry and select Rename. Delete the extension .BAK for the original entry.
10. Exit Regedit
11. Restart computer.