Windows - Error loading RunDLL (rundll32.exe)

December 2016




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.

Related :

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