MobileMe: "CoreFoundation.dll was not found" or " Apple Application Support is missing" alert

When opening the MobileMe Control Panel for Windows, you may receive one of the following alerts:

  • "This application has failed to start because CoreFoundation.dll was not found.  Re-installing the application may fix this problem."
  • "MobileMe Control Panel cannot continue as Apple Application Support is missing or outdated. Please uninstall and reinstall the latest version of iTunes and MobileMe Control Panel to fix this issue."

This can occur if you have uninstalled Apple Mobile Device Support or Apple Application Support from your computer.  

This article has been archived and is no longer updated by Apple.

MobileMe Control Panel for Windows requires Apple Mobile Device Support and Apple Application Support.1 They are both included in the iTunes installer.

To reinstall Apple Mobile Device Support or Apple Application Support:

  1. If iTunes is still installed, uninstall iTunes.
  2. Download and install the latest version of iTunes.


1 Apple Mobile Device Support is required for MobileMe Control Panel version 1.0–1.5; Apple Application Support  is required for MobileMe Control Panel version 1.5.1 or later.

Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information.
Last Modified:
52% of people found this helpful.

Additional Product Support Information

Start a Discussion

in Apple Support Communities
See all questions on this article See all questions I have asked
United States (English)