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What is LogonUI.exe?

Download DLL Tool to view LogonUI.exe file information.

Windows Logon User Interface Host

The file LogonUI.exe is used to execute service Windows Logon User Interface Host for applications iexplore.exe and regedit.exe, and support device drivers in computer Hasee.

The runtime library LogonUI.exe was published at 7/13/2009 4:52:26 PM, and is usually located in C:\Windows\System32\LogonUI.exe. Once active, process will occupy 27648 KB of memory usage.

If the memory usage of LogonUI.exe showed in Task Manager is over 4023917 bytes, then there is a virus Virus:DOS/Cathione.480 or Trojan Program:Win32/AdsAlert on your machine. This file should be replaced immediately with a clean one.

Download clean LogonUI.exe for free with DLL Tool

Note: Virus:DOS/Cathione.480 is developed by the author of website http://www.fixitutilities.com/Default.aspx and spreads through installing malware Fix-it Utilities Professional 11.

The applicaton LogonUI.exe with version 6.1.7600.16385 is shared by game Star Trek: The Game, web browser Safari 534.48.3 and antivirus CA INTERNET SECURITY SUITE PLUS v7.

If the version number changes and LogonUI.exe is not restored ASAP, your computer would receive wlidcredprov.dll missing / not found, bad image, application runtime errors, blue screen of death BSoD and error code 0x2743(A socket operation was attempted to an unreachable network. ).

LogonUI.exe vulnerability leads to a total of 402391727648 hits by Program:Win32/AdsAlert since 7/13/2009 4:52:26 PM in Azerbaijan, Iraq, Madagascar, Vanuatu and Chile, said Clayton M Riley, a website editor in ResearchGate.

How to fix LogonUI.exe errors?

To fix and repair LogonUI.exe problems, please download DLL Tool.

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How to avoid LogonUI.exe issues?

The logon UI in Windows is to help launch system and program startup. If there is error in LogonUI.exe, your computer won't boot up, and you will have DLL is missing or was not found error message.

When the Logon UI.exe related DLL is either not designed to run on Windows or it contains an error, then the application will not work correctly, and your Windows usually fails to boot.

LogonUI.exe bad image application runtime error is usually caused by the corrupted or missing DLL files below:

  1. C:\Windows\System32\powrprof.dll
  2. C:\Windows\System32\explorer.exe
  3. C:\Windows\Camera\camera.exe
  4. C:\Windows\System32\comctl32.dll
  5. C:\Windows\System32\xmllite.dll
  6. C:\Windows\System32\cryptui.dll
  7. C:\Windows\System32\propsys.dll
  8. C:\Windows\System32\UACrivkuxvnec.dll
  9. C:\Windows\System32\MSASCui.exe
  10. C:\Windows\System32\api-ms-win-obsolete-kernelbase-l1-1-0.dll
  11. C:\Windows\System32\imm32.dll
  12. C:\Windows\System32\msvcr70.dll
  13. C:\Windows\System32\oleaut32.dll
  14. C:\Windows\System32\tapi32.dll
  15. C:\Windows\System32\msimg32.dll
  16. C:\Windows\System32\avrt.dll
  17. C:\Windows\System32\userinit.exe
  18. C:\Windows\System32\mpnotify.exe
  19. C:\Windows\System32\RpcRTRemote.dll
  20. C:\Windows\System32\shell32.dll
  21. C:\Windows\System32\ole32.dll
  22. C:\Windows\System32\SHLWAPI.dll
  23. C:\Windows\System32\fphc32.dll
  24. C:\Windows\System32\wkscli.dll
  25. C:\Windows\System32\hid.dll
  26. C:\Windows\System32\SmartFaceVWatcher.exe
  27. C:\Windows\System32\USseAgnt.exe
  28. C:\Windows\System32\KERNEL32.dll
  29. C:\Windows\System32\msmail.dll
  30. C:\Windows\System32\netutils.dll

If the problem is not repaired, your computer would have blue screen of death error later, and at the same time, you would see following stop error codes:

  1. 0xc0000135
  2. 0x80040607
  3. 0x80072efd
  4. 0x0000007E
  5. 0x05041a8a

The most common solution is to try re-installing the programs that have LogonUI.exe error. To completely fix and prevent future errors, please use DLL Tool.

FAQs of LogonUI.exe on Microsoft Answers

  1. Lynn Crête - Windows 7 Ultimate fails to start up after upgrading from Windows XP, the error stating the module shell32.dll was not found.
  2. Judy Martin - Re-installing the application may fix LogonUI.exe problem can't work on my Dell running Windows 8 Pro.
  3. MISS IRINA LEMAIRE - LogonUI.exe unable to locate componenet momo.dll due to the file has missing from my computer. Can someone give me a hand on this?
  4. Stanislao Zychlinsky - LogonUI.exe Unable To Locate Component This applicaltion has failed to start because PROPSYS.dll was not found Re-installing the application my fix this problem.
  5. FRANCIS DOUGHERTY - LogonUI.exe Entry Point Not Found in kernel32.dll appears when I am trying to start game Battlefield 3 in my Windows Vista Ultimate.

For more LogonUI.exe FAQs, please visit http://answers.microsoft.com/en-us/Search/Search?SearchTerm=LogonUI.exe&askingquestion=False&page=1

8.13 MB - Windows 8/7/Vista/XP, 32- & 64-bit

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