Active Directory Users and Computers (ADUC) MMC Snap-in failed to initialize on a Windows (4255894)

When attempting to install the Active Directory Users and Compters extension or the MMC Snap-in on the following error is seen:

Title: Microsoft Management Console
Text:Snap-in failed to initialize.
Name:<unknown>
CLSID:{E355E538-1C2E-11D0-8C37-00C04FD8fe93}
Button: OK

Install the Microsoft Windows Server 2003 Administration Tools Pack (adminpak.msi) on the machine.

The adminpak provides server management tools on Windows XP Professional or Windows Server 2003 family machines, allowing administrators to remotely manage Windows Server 2003 family servers.

Please make sure you read the instructions on Microsofts website, before installing the adminpak specific to your Windows Server 2003 deployment. Links provided below:

Windows Server 2003 R2 Administration Tools Pack (x86)
Windows Server 2003 Service Pack 2 Administration Tools Pack for x86 editions
Windows Server 2003 Service Pack 1 Administration Tools Pack
Windows Server 2003 Administration Tools Pack
Windows Server 2003 Adminpak.msi Does Not Run on a Windows XP-Based Computer Without Service Pack 1