For easier searching, it's best to use the search bar located above the table. This list includes iTunes error codes that occur during firmware flashing, updating, and restoring of iPhone, iPad, and iPod, as well as when updating iTunes itself.
| iTunes Error | Error Description | What to do? Or what might help. |
|---|---|---|
| 1 | Firmware doesn't match the device, or iTunes version is too old to work with this version | Update iTunes to the latest version; if the error persists, re-download the firmware |
| 2 | Firmware is recognized but cannot be used because it was built and packaged incorrectly (typically occurs with custom firmware) | Re-download the firmware or try a different one |
| 3 | Modem reports a malfunction | Most likely requires contacting an authorized service center |
| 4 | iTunes cannot connect to Apple service servers | Check whether third-party programs are blocking access to albert.apple.com, photos.apple.com, or phobos.apple.com servers |
| 5, 6 | Firmware cannot be installed either due to corrupted boot logos or because the device is in the wrong service mode (for example, firmware is intended for DFU Mode but you're trying to restore via Recovery Mode) | Put the device into DFU Mode; if that doesn't help, download different firmware |
| 8 | Firmware matches iTunes version but doesn't match the device (for example, it's for a different device generation) | Download the firmware version corresponding to your device model |
| 9 | Kernel panic in the device while working with firmware. Occurs either due to data transfer interruption via cable or firmware incompatibility with the selected restore mode. Also appears when connection between processor and RAM is interrupted. | Try restoring firmware via DFU Mode. Check that the cable is securely fastened in the USB port and device connector. Change the cable or port. Contact our service center for more detailed diagnostics. |
| 10 | Low-level bootloader (LLB) is damaged or missing due to poorly assembled custom firmware | Download different custom firmware or rebuild it yourself |
| 11 | Firmware is missing several files needed for boot | Download different custom firmware or rebuild it yourself |
| 13 | USB cable or connector problem, or attempt to install iOS beta from Windows | Change cable or USB port. Disable USB 2.0 in BIOS |
| 14 | Firmware file integrity violation detected during flashing/updating. Also appears when connection between processor and RAM is interrupted. | Disable firewall and antivirus, try changing cable or USB port, try different firmware. Contact our service center for more detailed diagnostics. |
| 17 | Attempting to update from one custom firmware to another custom firmware | Put the device into Recovery Mode or DFU Mode before flashing |
| 18 | iOS device media library is corrupted | Most likely will require re-flashing |
| 20 | Device is in Recovery Mode instead of DFU Mode | Put the device into DFU Mode |
| 21 | DFU mode error during jailbreak | Put the device into DFU Mode via Pwnage Tool, sn0wbreeze, or redsn0w |
| 23 | iTunes cannot read the device's IMEI or MAC address | If the error repeats with other firmware, the problem is hardware-related |
| 27, 29 | iTunes loops when attempting to restore firmware | Update iTunes to version 10 |
| 31 | Device cannot exit DFU mode | Most often indicates hardware problems |
| 35 | iTunes folder access permissions corrupted on Mac | Launch Disk Utility and perform permissions repair |
| 37 | Low-level bootloader doesn't match device model due to custom firmware build error | Download different custom firmware or rebuild it yourself |
| 39, 40, 306, 10054 | Problem accessing activation and signing servers | Disable firewall and antivirus |
| 54 | Cannot transfer iTunes Store purchases from device | Delete old backups. Deauthorize computer in iTunes ("Store" menu) and try again |
| 414 | You don't have permission to upload 17+ rated content to the device | Correct age data in your iTunes account ("Store - View My Account" menu) |
| 1002 | Error occurred while copying firmware files to device | Restart the flashing procedure |
| 1004 | Apple servers couldn't send SHSH hashes for the device | Try flashing later |
| 1008 | Your Apple ID contains characters not allowed by iTunes | Try using only Latin letters and numbers in your Apple ID |
| 1011, 1012 | iPhone/iPad modem not responding | Try restarting the device. If error repeats constantly, there may be a hardware problem |
| 1013, 1014, 1015 | iTunes attempted to downgrade iPhone/iPad modem version | Error indicates that flashing completed normally; however, the iPhone/iPad itself won't be able to boot after it. Use the Kick Device Out of Recovery function in TinyUmbrella utility |
| 1050 | Apple activation servers unavailable | Try activating the device later |
| 1140 | Cannot sync photos from iPhoto | In iPhoto library file context menu, select "Show Package Contents" and clear the iPod Photo Cache folder |
| 1394 | System files corrupted due to failed jailbreak | Restore firmware and jailbreak again |
| 1413, 1415, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428 | Problems with data transfer via USB cable | Check cable integrity and USB port functionality |
| 1430, 1432 | Device not recognized | Change cable, USB port, or computer. May indicate hardware problem |
| 1450 | Cannot modify iTunes library file | Restore permissions on Mac OS X, check folder owners and access rights in Windows |
| 1600, 1611 | Restore to custom firmware is going through DFU Mode, though it should have been via Recovery Mode | Put device into Recovery Mode |
| 1601 | iTunes cannot get full access to device | Disable all background processes, try another USB port or cable, reinstall iTunes |
| 1602 | iTunes cannot verify that device is in the required mode | Check hosts file, disable all background processes, try another USB port or cable |
| 1603, 1604 | Restoring non-jailbroken device to custom firmware | Jailbreak the current firmware. Note: jailbreak via Spirit utility and JailbreakMe website is not full-featured and also leads to such errors |
| 1608 | iTunes components corrupted | iTunes reinstallation required |
| 1609 | iTunes version too old to work with device | Update iTunes to latest version |
| 1619 | iTunes sees device in normal mode but cannot work with it in DFU mode | Update iTunes to latest version |
| 1644 | Other system processes prevent iTunes from working with firmware file | Restart computer, disable firewall and antivirus, close all background programs |
| 1646 | iTunes couldn't boot device in required mode | Restart iOS device, restart iTunes |
| 2001 | Mac OS X drivers blocking device access | Update Mac OS X to current version |
| 2002 | Other system processes blocking iTunes access to device | Close all other programs, disable antivirus, restart computer |
| 2003 | USB port damaged | Clean USB port, check contacts, try connecting device to another port or computer |
| 2005 | Cable damaged | Replace cable |
| 3001, 5103, -42210 | iTunes cannot download video | Find and delete the "SC Info" service folder from disk |
| 3014 | Apple activation server response time too long | Try restarting computer or force refresh Internet connection |
| 3123 | iTunes cannot rent video | Deauthorize computer in iTunes and authorize again |
| 3191 | QuickTime components corrupted | QuickTime player and components reinstallation required |
| 3195 | Received SHSH hash corrupted | Try starting flashing again |
| 3200 | Custom firmware missing required images | Download different custom firmware or create it yourself from scratch |
| 4000 | Conflict with other USB devices | Try disconnecting all other USB devices from computer except keyboard, mouse, and device being flashed |
| 4005, 4013 | Critical error during update/restore. NAND memory failure. | Try restoring device in DFU mode (Home+Power for 10 seconds, then Home for another 10 seconds). Try using a different USB cable. Contact our service center for more detailed diagnostics. |
| 4014 | Cannot upload firmware file to device | Try flashing on another computer and/or with different cable. Contact our service center for more detailed diagnostics. |
| 5002 | Cannot confirm payment in iTunes Store | Check your credit card information for accuracy |
| 8003, 8008, -50, -5000, -42023 | iTunes cannot restore file download session | Clear contents of "iTunes Media/Downloads" folder in iTunes folder |
| 8248 | Old incompatible plugins interfering with iTunes normal operation | Delete iTunes plugins until error stops appearing |
| 9807 | iTunes cannot contact digital signature verification server | Disable firewall and antivirus |
| 9813 | Keychain certificates invalid | Clear Safari cache ("Safari - Reset Safari" menu) |
| 11222 | Access to iTunes services blocked | Disable firewall |
| 13001 | Irreversible damage to iTunes library file | Delete iTunes Library file and files with .itdb extension from iTunes folder |
| 13014, 13136 | Other processes interfering with iTunes normal operation | Restart computer, disable firewall and antivirus, close all background programs |
| 13019 | Library error during sync attempt | Check iTunes library for corrupted and incompatible files |
| 20000 | iTunes conflicts with Windows graphical shell | Enable standard theme in Windows |
| 20008 | iTunes conflicts with TinyUmbrella utility | Update TinyUmbrella and restart computer |
| -1 | Critical modem error | Sometimes occurs when updating iOS on iPhone without upgrading modem. Use redsn0w or TinyUmbrella to exit device from recovery mode |
| -35, -39 | Cannot download music from iTunes Store | Update iTunes to latest version, sign out of account and sign in again, disable firewall and antivirus |
| -50 | iTunes cannot connect to servers | Update iTunes to latest version, sign out of account and sign in again, disable firewall and antivirus. As a last resort, reinstall iTunes and QuickTime |
| -3198 | Downloaded files integrity compromised | Retry download via iTunes |
| -3221 | Incorrect access permissions on iTunes program file on Mac | Launch Disk Utility and perform permissions repair |
| -3259 | iTunes Store timeout limit exceeded | Check Internet connection |
| -9800, -9808, -9812, -9814, -9815 | iTunes Store purchase time error | Set correct date on computer |
| -9843 | iTunes Store security system blocked download | Sign out of account, restart iTunes, and log in again |
| 0xE8000001, 0xE800006B | Device was unexpectedly disconnected | Restart iTunes and reconnect device |
| 0xE8000022 | iOS system files irreversibly corrupted | Restore firmware |
| 0xE800003D | iPhone or iPad cannot access carrier settings files | Fix access permissions (if device is jailbroken), delete all custom carrier bundles, restore firmware as last resort |
| 0xE8000065 | Error when attempting to install custom firmware | Typically occurs with firmware created in sn0wbreeze. Restart computer, try flashing again; if unsuccessful, create firmware from scratch |
| 0xE8008001 | Attempting to install unsigned application on device | Don't install pirated software |