Windows - Error loading RunDLL (rundll32.exe)

The rundll32.exe process (Run a DLL as a 32-bit application) is a Windows NT/2000/XP generic process used to load the dynamic link libraries (DLLs) in memory to make them usable by other programs :

Error loading RunDLL

• Windows displays a message similar to this:

  • RUNDLL error loading <file> THE SPECIFIED MODULE CAN'T BE FOUND. 

• This issue is related when Windows starts a program that no longer exists or being incorrect. To eliminate this error,
• click on the Start menu,
• then in Run and type the following command:
  • msconfig
• Startup tab uncheck the line related to the file,
• then click apply.
• Upon restart, a new window will open stating that Windows is in Selective Startup. Just check the box do not show this message and confirm.

RunDLL not found

• Windows displays an error message similar to this:

  • Windows can not find C:\Windows\Rundll32.exe. Make sure you typed the name correctly and try again. 

• This issue is related to deletion the file c:\windows\system32\rundll32.exe by a third party program (usually a program for customization of appearance of Windows).

Rundll32 has stopped to work (Vista)

• When opening video, Vista opens a window "Windows Host Process" indicating that Rundll32 has stopped working.
• To correct the problem, do the following operations:
• Go to "Control Panel"
• Folder Options
• Click on the tab "View"
• Check the box "Always show icons, never thumbnails"

In reality, the thumbnails of the movies often raise concern under Vista.