This is almost certainly a code-signing issue. To verify, please open Terminal (in Utilities) and enter
Code:
codesign -vvv /Applications/iTunes.app
What you should see in response is
Code:
/Applications/iTunes.app: valid on disk
/Applications/iTunes.app: satisfies its Designated Requirement
Please post the full response you receive.
this is what I got (hope I did it right)
vLast login: Mon Jan 14 09:45:00 on ttys000
Meidas-Mac-mini:~ meida$ codesign -vvv /Applications/iTunes.app
/Applications/iTunes.app: a sealed resource is missing or invalid
In architecture: i386
resource added: /Applications/iTunes.app/Contents/Resources/AdvancedPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/AppleTVPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/DevicesPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AppleTVSetup.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AppleTVStream.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AppleTVStreamingPrefsBar.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AppleTVSync.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AppsPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/AutofillPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/BooksIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/BrowseBar.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/CapacityBar.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/CDPlaylistPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsAdvanced.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsApps.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsAudiobooks.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsBookmarks.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsBooks.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsCalendars.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsClassicCalendars.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsClassicContacts.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsContacts.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsFileSharing.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGames.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGeneral.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGeneralAppleTV.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGeneralAppleTVStreaming.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGeneralPhone.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsGeneralShuffle.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsiTunesMatch.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsiTunesU.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsMail.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsMovies.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsMusic.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsPhotos.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsPodcasts.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsRentalItem.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsRentedMovies.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsRingtones.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsTVShows.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsVersion.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DevicePrefsWorkouts.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DJIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DJPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DownloadsPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/DuplicatesPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/EQWindow.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/EULA.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/GeniusBar.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/GeniusDone.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/GradientWindow.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/HomeSharing.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/HomeSharingOn.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/HomeSharingPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPhoneRestore.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPhoneSetup.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPhoneWelcome.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPhoneWelcomeOffline.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPodRestore.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPodSetup.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPodSetupAssist.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPodWelcome.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iPodWelcomeOffline.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/iTunesDJSettings.nib/keyedobjects.nib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/MoviesIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/MusicIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PingPostDialog.nib/keyedobjects.nib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PlaylistIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastGetAllButton.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastGetAllButton@2x.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastGetButton.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastGetButton@2x.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastsIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PodcastsPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/PurchasedPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/RentedMoviesPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/ShuffleSetup.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/StoreCancelPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/StoreCopyrightPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/StoreSubscribeButton.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/StoreSubscribeButton@2x.png
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/StoreTracksPlacard.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/SummaryBar.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/TouchRemoteConfirm.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/TouchRemoteSetup.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/TVShowsIntro.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/ViewOptions.nib/keyedobjects.nib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/VolumeLimitPanel.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/WelcomeWindow.nib/objects.xib
resource added: /Applications/iTunes.app/Contents/Resources/English.lproj/YahooLicense.rtf
resource added: /Applications/iTunes.app/Contents/Resources/GeneralPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/genre-actionM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-classicsM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-comedyM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-documentaryM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-dramaM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-holidayM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-horrorM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-independentM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-kidsM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-musicM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-romanceM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-scifiM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-shortfilmsM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-sportsM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-thrillerM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/genre-westernM.jpg
resource added: /Applications/iTunes.app/Contents/Resources/iTunes_Leopard.icns
resource added: /Applications/iTunes.app/Contents/Resources/iTunesLibrary.xcconfig
resource added: /Applications/iTunes.app/Contents/Resources/ParentalPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/PlaybackPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/playrecent-itunes-dj-dark.icns
resource added: /Applications/iTunes.app/Contents/Resources/playrecent-itunes-dj.icns
resource added: /Applications/iTunes.app/Contents/Resources/SharingPrefs.icns
resource added: /Applications/iTunes.app/Contents/Resources/StorePrefs.icns
Meidas-Mac-mini:~ meida$
I'm going to try and repair the permissions also now.
Thank you,