Error: �Explorer.exe - Unable To Locate Component This application has failed to start because iertutil.dll was not found"

When starting a Windows XP-based computer after installing Internet Explorer 8, you may see the following error message:
Note:�After clicking OK to the error message, the message box will close and you see an empty desktop without icons or a Taskbar.�The Resolution steps will work while on the blank desktop.

This issue can occur if the file iertutil.dll is missing from the \Windows\system32 folder.

To resolve this issue, you should copy the file iertutil.dll from the \dllcache folder to the \system32�folder. Once the file has been copied, Internet Explorer 8 will complete the installation. To do this, follow the steps in the methods below starting with method 1, if method 1 does not resolve the issue, continue to method 2:

Method 1: Copy the missing file to the system32 folder

1. With the error message displayed, press Ctrl + Alt + Delete�together on your keyboard to start the�Task Manager
2. In�the Task Manager, click New Task..., type CMD�and�click OK
3. Type�the following text�in the�CMD.exe window and�press the�Enter key on your keyboard
   
   Copy C:\Windows\system32\dllcache\iertutil.dll c:\windows\system32
   
   Note: You should see a message saying "1 file copied" (If you see a message saying "File not found" continue to method 2).
   
4. Restart the PC
   
   Note:�Internet Explorer 8 installation will complete. Do not turn off your computer untill the installation is complete. If prompted, restart the PC again

Method 2: Uninstall Internet Explorer 8 and then reinstall using the full download package

1. With the error message displayed, press Ctrl + Alt + Delete�together on your keyboard to start the�Task Manager
2. In the Task Manager, click New Task...,�type�the following text and click�OK
   
   %windir%\ie8\spuninst\spuninst.exe
   
   The uninstall wizard for Internet Explorer 8 will start, just follow steps in the wizard
   
   Note: You may see instances of the error message, just click OK�and allow the uninstall to continue.
   
   Once completed, the PC will restart. Internet Explorer will revert to a previous version
   
3. Click the�link below to download and install the standalone version of the Internet Explorer 8 installation package
   
   http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=43