< -- BuySellAds Ad Code ALLEN -->
  • Home
  • General
  • Media Player , Error C00D11B1 AppName: wmplayer.exe AppVer

Media Player , Error C00D11B1 AppName: wmplayer.exe AppVer

IT Problem

When you run windows media player ( later versions ) and try to play some media, be it avi or mpeg etc. You recieve the following error code.

windows media player encountered a problem with and error code of C00D11B1. Additionally you may also see AppName: wmplayer.exe AppVer: your version of mediaplayer here ModName: quartz.dll


IT Solution

This is an issue with a corrupt or un registered file called quartz.dll. We need to overwrite the file and the re-register it. Ok so first download quartz.dll off techieshelp here.


Download Quartz.dll


Then extraxt quartz.dll from the zip. You then need to copy the file to its correct location.

By default, this is C:\Windows\System if you are running (Windows 95/98/Me),

and for windows Vista or Windows 7

C:\WINNT\System32 (Windows NT/2000),

C:\Windows\System32 (Windows XP, Vista, 7).

We now need to register this new DLL.

So , click on start and run and enter CMD then press enter. Go to the directory where you extract the new quartz.dll. Then enter the commands below.


regsvr32 /u quartz.dll
regsvr32 quartz.dll


Try and run your  media again, this should of fixed it.

Tags: Media Player error

Allen White

Allen is an IT Consultant and holds the following accreditations. MCSA, MCSE, MCTS, MCITP, CCA, CCSP, VCP 4,5, 6 and HP ASE, AIS - Network Infrastructure.

Leave a comment



What Web Browser Do You Use?

View Results

Loading ... Loading ...


What do you prefer..VMware or Hyper-V?

View Results

Loading ... Loading ...