iTunes says that it is an unknown error when connecting to the iTunes store.
To resolve an iTunes download error, first ensure that your internet connection is stable and your device is updated to the latest version of iTunes. Try restarting your computer and reattempting the download. If the issue persists, check for any pending software updates for your device, and consider signing out and back into your iTunes account. Additionally, clearing the iTunes cache or temporarily disabling security software may also help resolve the error.
That's an error from iTunes. Try reinstalling iTunes and Quicktime.
Update Mac OS from the apple icon in the top left corner of your screen, then go into iTunes and update available Apps. From the iTunes menu bar select Store and then turn Off and then On Genius. If not repaired, reinstall iTunes.
itunes error 13010 refers to a corrupt itunes library genius file -- to resolve it remove the "itunes library genius.itdb" from your itunes folder and relaunch iTunes
The fix is to run itunes as administrator
it means an error has occored in your computer
4001 = MMMMI
No, 4001 is not a multiple of 100.
iTunes error code 4550 is an error that occurs when trying to burn music to a CD. One common fix is to try burning onto a different CD.
4001/1000 = 4.001
i have the same problem and its just the internet con't connect to the itunes store.