regedit, go to:
HKEY_USERS\S-1-5-21-1155368916-1519540855-2437000212-1001\Software\Microsoft\Office\Outlook\Addins\iTunesAddIn.CalendarHelper
change “LoadBehavior” Data to “0”.
Restart the computer.
Outlook stopping working after install itunes
December 20, 2011
