If you see a -45054 or -42110 error in iTunes
Learn how to fix a -45054 or -42110 error.
If files or folders that iTunes for Windows uses to download purchases are restricted, you might see an alert message that reads:
"We could not complete your iTunes Store request. An unknown error has occurred (-45054)."
"We could not complete your iTunes Store request. An unknown error has occurred (-42110)."
If you see error -5000, -69, 13010, or 13014 when you sync music in iTunes for Windows, learn what to do.
Fix a -45054 or -42110 error in iTunes for Windows
Quit iTunes.
Press the Windows key on your keyboard. If your keyboard doesn't have a Windows key, press the Control (Ctrl) and Escape (Esc) keys on your keyboard.
Click on the magnifying icon or search field. In the search box, type %ProgramData%, then press the Return key.
Show any hidden files:
Windows 10: Click View, then select "Hidden items."
Windows 8: Click View, then click Options. On the View tab, select "Show hidden files, folders, and drives."
Windows 7: Click Organize, then "Folder and search options." On the View tab, select "Show hidden files, folders, and drives."
Open the Apple Computer folder, then the iTunes folder.
Delete the adi and SC Info folders: Right-click each folder and choose Delete from the menu.
Restart your computer.
Open iTunes and try to make a purchase.
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