I had this same problem and spoke to Apple Support and they helped me get rid of this error this is what I got from them and it definitely helped....follow these instructions.....
Hello from Apple!
Tina at Apple Service & Support thought that you might find this article useful. We hope that it helps resolve your technical issue.
Link:
http://www.info.apple.com/kbnum/n305409
Removing iTunes, QuickTime, and other software components for Windows Vista
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Learn how to uninstall iTunes, QuickTime, and other essential software components from your Windows Vista PC. To uninstall iTunes, QuickTime, and other software components from your Windows XP or Windows 2000 PC, see this article.
Removing iTunes, QuickTime, and other software components from Windows Vista
In some rare instances, it may be required to remove all traces of iTunes, QuickTime, and other essential software components from your computer. Use the following steps to remove all traces of iTunes, QuickTime, and associated software installed by the iTunes + QuickTime Installer.
Remove iTunes (Click for more)
Note: iTunes Store purchases or songs imported from CDs are saved in your My Music folder by default and are not deleted by removing iTunes.
Quit iTunes.
From the Start menu, click Control Panel.
In Control Panel, click Uninstall a program. The Programs and Features control panel opens.
Alternately, in Classic Panel of Control Panel, click Programs and Features.
Select iTunes from the list of currently installed programs, then click Uninstall.
When asked if you would like to remove iTunes, select Yes.
After the uninstallation is complete, do not restart if you are prompted to.
If other entries were present for iTunes remove those as well.
In Programs and Features, remove any iPod Updater applications that are listed in the same fashion as iTunes was removed.
Restart your computer.
After the computer restarts, open Local Disk (C:) in Computer or whichever disk programs are installed on.
Open the Program Files folder.
Right-click the iTunes folder and select Delete and choose Yes when asked to confirm the deletion. Note: This folder may have already been deleted if iTunes was successfully removed in steps 1-7.
Right-click the iPod folder and select Delete and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
Right-click on the Recycle Bin and on the shortcut menu, click Empty Recycle Bin.
Restart your computer.
Install the latest version of iTunes from
http://www.apple.com/itunes/download.
Remove QuickTime (Click for more)
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Quit QuickTime Player.
From the Start menu, click Control Panel.
In Control Panel, click Uninstall a program. The Programs and Features control panel opens.
Alternately, in Classic Panel of Control Panel, click Programs and Features.
Select QuickTime from the list of currently installed programs, then click Uninstall.
When asked if you would like to remove QuickTime, select Yes.
After the uninstallation is complete, do not restart if you are prompted to.
If other entries were present for QuickTime remove those as well.
Restart your computer.
After the computer restarts, open Local Disk (C:) in Computer or whichever disk programs are installed on.
Open the Program Files folder.
Right-click the QuickTime folder and select Delete and choose Yes when asked to confirm the deletion. Note: This folder may have already been deleted if QuickTime was successfully removed in steps 1-7.
Delete the QuickTime and QuicktimeVR files located in the C:\Windows\system32\ folder. Click Continue if Windows needs confirmation or permission to continue.
Right-click on the Recycle Bin and on the shortcut menu, click Empty Recycle Bin.
Restart your computer.
Install the latest version of QuickTime from
http://www.apple.com/quicktime/download.
Remove Apple Software Update (Click for more)
Quit Apple Software Update.
From the Start menu, click Control Panel.
In Control Panel, click Uninstall a program. The Programs and Features control panel opens.
Alternately, in Classic Panel of Control Panel, click Programs and Features.
Select Apple Software Update from the list of currently installed programs, then click Uninstall.
When asked if you would like to remove Apple Software Update, select Yes.
After the uninstallation is complete, do not restart if you are prompted to.
If other entries were present for Apple Software Update remove those as well.
Restart your computer.
Install the latest version of Apple Software Update by installing the latest version of iTunes
http://www.apple.com/itunes/download.
Remove Apple Mobile Device Support (Click for more)
Quit iTunes.
From the Start menu, click Control Panel.
In Control Panel, click Uninstall a program. The Programs and Features control panel opens.
Alternately, in Classic Panel of Control Panel, click Programs and Features.
Select iTunes from the list of currently installed programs, then click Uninstall.
When asked if you would like to remove iTunes, select Yes.
After the uninstallation is complete, do not restart if you are prompted to.
If other entries were present for iTunes remove those as well.
In Programs and Features, remove Apple Mobile Device Support in the same fashion as iTunes was removed.1
Restart your computer.
After the computer restarts, open Local Disk (C:) in Computer or whichever disk programs are installed on.
Open the Program Files folder.
Right-click the iTunes folder and select Delete and choose Yes when asked to confirm the deletion. Note: This folder may have already been deleted if iTunes was successfully removed in steps 1-7.
Right-click on the Recycle Bin and on the shortcut menu, click Empty Recycle Bin.
Restart your computer.
Install the latest version of iTunes from
http://www.apple.com/itunes/download.
Notes
Do not manually delete the Mobile Device Support folder located at C:\Program Files\Common Files\Apple. Use Programs and Features as described in the steps above.
iPodService.exe Alert
Follow these steps if the message, "Cannot delete iPodService.exe: It is being used by another person or program" appears when you try to delete the iPod folder.
Make sure that iTunes and the iPod Updater utility are not open.
On your keyboard press Control-Alt-Delete. Select Start Task Manager.
Click on the Processes tab.
Locate the iPodService.exe in the list.
Click on iPodService.exe and choose End Process.
Quit the Task Manager.
Thank you,
Apple
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