Symptom
When
restoring or updating an iPod in iTunes 7 or later, you may see a dialog reporting "An unknown error has occurred" followed by the error number 1415, 1417, 1418, or 1428.
Products Affected - iTunes 7 or later
- Any iPod model
Solution - Update iTunes to the latest version and attempt to restore your iPod.
- Try connecting your iPod to a different USB port and restore.
- Remove any third-party USB devices you have connected to your computer (it is not necessary to remove your keyboard or mouse).
- If you use Windows, re-register .dll files as described in article #304996.
- For Windows users, update or reinstall your Windows USB drivers.
Note: If you have an iPod shuffle you may need to use the
iPod Reset Utility to restore the iPod. If you are not sure which iPod you have, see Apple Support document
61688: Identifying different iPod models.