itunes has detected a problem with your audio configuration

Hi sofiexo11,

Welcome to the Support Communities! The article below will help you troubleshoot the issue you are having with your audio/video playback on your PC. The article below is for an earlier version of iTunes, but the issue and troubleshooting steps are the same. Before trying these steps, try closing all of your open applications and restarting the computer. Sometimes this reinitialization does the trick. If not, these steps may help ...

iTunes for Windows: iTunes cannot run because it detects an issue with QuickTime

http://support.apple.com/kb/TS1371

"iTunes cannot run because it has detected a problem with your audio configuration"

Resolution

QuickTime may need to be reinstalled. Follow the steps below to uninstall QuickTime and then download and install QuickTime using the QuickTime standalone Installer.

1. On the Start menu, click Control Panel.
2. Follow the steps appropriate for your Windows operating system below.

   Windows Vista and Windows 7: Click Uninstall a program (or if using Windows Vista's Classic View of the Control Panel, click Programs and Features) and select QuickTime in the list of currently installed programs.

3. Click the Remove button (or Uninstall for Windows Vista and Windows 7) and follow the prompts to remove QuickTime from your computer.
4. Download QuickTime. Note: There are two options for downloading QuickTime, be sure to select the option that does not include iTunes.
5. During the download:
   • If you choose to run the installer, proceed to the next step.
   • If you choose to save the download, double click the QuickTimeInstaller file, then proceed to next step.
6. Follow the on-screen instructions to install QuickTime.
7. Reopen iTunes.

I hope this information helps ....

- Judy