iTunes is a software that helps computers connect directly to devices using the iOS operating system. However, whenever users reinstall their computer or reinstall iTunes or upgrade a new version for their iOS device, they often receive an error message. “Unknown error occurred (0xE8000012)”.
Fix iTunes error Unknown error occurred (0xE8000012)
Step 1: Disconnect all connections from the computer to iOS devices. Exit iTunes.
Step 2: Open My Computer -> Folder Options
* Windows XP: Open Windows Explorer (or open My Computer), on the toolbar click Tools -> Folder Options
* Windows 7: Open Windows Explorer -> Organizie -> Folder and search options
Step 3: Window Folder Options opens -> View –-> mark the item “Show hidden files and folders” to display hidden files and folders on your computer.
Click OK, got it
Step 4: Access the link C: ProgramData Apple and delete the directory Lockdown
After doing all the above, users only need to connect iOS devices and reopen iTunes. Use iTunes to copy music to iPad directly on your computer.
Note: To avoid errors, users should search and download the latest version of iTunes or use versions such as iTunes 188.8.131.52, iTunes 184.108.40.206, iTunes 220.127.116.11 …