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Windows C00D11B1 Error Repair Tutorial

Windows C00D11B1 Error is a problem encountered with Windows Media Player, which occurs when you are attempting to use the program to play a media file. The error will prevent you from using the program.  They usually appear on your screen when Windows Media Player is used to view or stream a video or audio file from the Internet.  You need to resolve the issues surrounding Windows Media Player to be able to make use of the program and do away with the frustrating error messages.  This tutorial will help you repair the Windows C00D11B1 error.

What Causes The C00D11B1Error?

The errors that show up on your screen typically appear in this format:

  • “Windows Media Player encountered a problem while playing the file.”

The error is primarily caused by an incorrect set of codecs trying to play a media file from the computer or from the Internet.  Codecs in your computer can also become faulty, causing the error messages to appear.  The problem can also be caused by damage in your Windows Media Player program or corrupted registry entries.  You need to identify the source of the problem and then fix it – which can be performed using the steps below:

How To Fix Error C00D11B1

Step 1 – Re-Install Windows Media Player

The first thing that you can do to fix the problem is re-install Windows Media Player. Doing so will overwrite faulty program files and help in resolving the issues with Windows Media Player.  In order to do this, follow these steps:

  1. Restart your computer and press the “F8” key repeatedly until a boot menu appears on the screen.
  2. Select “Safe Mode” from the list of options and press ENTER.
  3. Click Start > Run, and then type “appwiz.cpl” in the dialogue box that appears and press ENTER.
  4. From among the list of programs, select Windows Media Player and then click the “Remove” or “Uninstall” button.
  5. Follow the uninstall wizard and restart your computer afterwards.
  6. Go to the Microsoft website and follow the instructions on how to install Windows Media Player.  You will be directed to download the installer and then run the file installer.

Step 2 – Ensure The Proxy Settings Of Windows Media Player Are Correct

You need to ensure that the proxy settings of Windows Media Player are correctly configured.  You can change the proxy settings to remedy the problem by clicking Start > Control Panel > Tools.  Verify all the options for your internet browser and Windows Media Player are correct by checking with the Microsoft website.  If there is a wrong setting, you can set them correctly by using the Microsoft resource as a guide.

Step 3 – Disable The UDP Settings Of Media Player

You can disable the User Datagram Protocol (UDP), which will provide an instant fix for the problem.  Although this process is quite tricky, it is best to read up on UPD tutorials found online, such as the Microsoft resource, before attempting to disable the UDP settings of Media Player.

Step 4 – Clean Out The Registry Of Windows

The registry is a complex Windows module which, while important, can also be the reason for numerous errors in your PC.  The registry acts as a central database that stores all the options and settings for every file and program saved in your system.  It is vital to the overall performance of your PC, but continually experiences errors as a result of registry keys becoming damaged or corrupted. This happens due to the way Windows is constantly loading hundreds of registry keys at the same time and saving them improperly.  You need to repair any issues within the registry to fix the Windows c00d11b1 error.  You can clean out errors inside the registry manually, which is quite dangerous, or use a registry cleaner program to do the cleaning for you.

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