iTunes Error 127

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iTunes

iTunes fails to perform requested task followed by error 127:

  • iTunes was not installed correctly, Please reinstall iTunes. Error 7 (Windows Error 127)

  • “Entry Not Found” followed by iTunes Error 7 (Windows Error 127)

Reinstall iTunes program from scratch, delete incorrect Registry references, reregister application DLLs, determine required application privileges.


Download Diagnostic

You’re just 3 steps away from fixing this problem…

1. Download and install the Diagnostic

2. Run full scan

3. Perform system clean-up & repair

Estimated download time: 10 Seconds

What is Diagnostic? How does it work?


Update Device Drivers

In most of the cases reported, this issue was caused due to outdated device drivers – software that facilitate communication between your operating system and hardware. Update the device drivers using the Free Wise Driver Care. Restart your computer after successful completion.

Reinstall iTunes

Gather list of all installed programs and then reinstall iTunes.

Uninstall-iTunes

For Windows 10/ 8.1/ 8:

  1. Press Windows Key + X, select Programs and Features.
  2. It shows up a list of installed programs.
  3. Uninstall the following programs. To do so, right-click a program and select Uninstall option.
  • Apple Application Support
  • Apple Mobile Device Support
  • Apple Software Update
  • Bonjour
  • iTunes
  • QuickTime
  1. Restart your computer after successful completion.
  2. Double click Computer icon.
  3. Delete following folders:
  • C:\Program Files\Bonjour
  • C:\Program Files\Common Files\Apple
  • C:\Program Files\iPod
  • C:\Program Files\iTunes
  • C:\Program Files\QuickTime
  • C:\Windows\System32\QuickTime
  • C:\Windows\System32\QuickTimeVR
  1. Download iTunes Download Page and get the latest version available.

For Windows 7:

  1. Click Start, select Control Panel.
  2. Click Programs | Uninstall a program.
  3. Refer Steps # 2-5 under Windows 10/ 8.1/ 8 user’s section.

For Windows Vista:

  1. Click Start, select Control Panel.
  2. Click Programs | Programs and Features | Uninstall a program.
  3. Refer Steps # 2-5 under Windows 10/ 8.1/ 8 user’s section.

Delete Missing Registry References

Use the Registry Editor tool to delete misconfigured Registry entries.

Fix-Corrupt-iTunes-Registry-Entries

For Windows 10/ 8.1/ 8/ 7/ Vista:

  1. Press Windows Key + R simultaneously.
  2. It opens up Run dialog. Type “RegEdit” and click OK.
  3. Locate the following subkey:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDlls
  1. Delete following string:
  • C:\Program Files\iPod\Bin\iPodService.exe
  1. Exit out of the screen and restart your PC.

Reregister QTMovieWin.dll File

Check for DLL Registry problems and re-register DLL references in the Registry.

RegSvr-Command-in-CMD

For Windows 10/ 8.1/ 8:

  1. Press Windows Key + X, select Command Prompt (Admin).
  2. In the screen that opens, type following commands:
  • regsvr32 -u QTMovieWin.dll
  • regsvr32 QTMovieWin.dll
  • Exit
  1. Restart your computer.

For Windows 7/ Vista:

  1. Click Start, point to All Programs | Accessories.
  2. Right click Command Prompt, select Run as administrator.
  3. Refer Steps # 2-3 under Windows 10/ 8.1/ 8 user’s section.

Run iTunes as Administrator

Inadequate system privileges cause iTunes error code 127. Re-run the program as administrator.

Run-iTunes-as-Administrator

For Windows 10/ 8.1/ 8/ 7/ Vista:

  1. Right click iTunes desktop shortcut.
  2. Select Properties from context menu options.
  3. It opens up the Shortcut Properties dialog box.
  4. Click Compatibility tab.
  5. Check-up the box labeled “Run this program as an administrator.”
  6. Click Apply | OK.

Verify Folder Permissions

Provide full control to iTunes installation folder.

Provide-Administrative-Privileges-to-iTunes-Folder

For Windows 10/ 8.1/ 8/ 7/ Vista:

  1. Double click This PC or Computer or My Computer icon.
  2. Open the target directory that contains installation folder. Examples: C:\Program Files (x86) or C:\Program Files
  3. Right click the subfolder that you selected for installation, say iTunes, and select Properties.
  4. Click Security tab in Folder Properties dialog.
  5. Click Edit button.
  6. Set “Full control” to the selected folder. To do so, check-up “Full control” checkbox under “Allow” column.
  7. Click OK | OK.

Disable Antivirus

Temporarily disable your Antivirus program as shown below:

Pause-Kaspersky-Protection

For Windows 10/ 8.1/ 8/ 7/ Vista:

  1. Right-click the system tray icon of your Antivirus.
  2. Select Disable Protection and then confirm it in the subsequent confirmation prompt.
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