When you use Microsoft Windows Media Player 9 Series, you may receive an error message if you have trouble playing or if you use certain multimedia files.

This article lists error messages and error numbers, and provides hyperlinks to articles in the Microsoft Knowledge Base that describe more information about each error message. Additionally, this article contains troubleshooting steps that you can use to help resolve the error message.

Note If you receive an error message that is not included in this article, or if the solutions that are provided do not resolve your particular issue, view the "Troubleshooting Windows Media Player Error Messages" topic. To do this, visit the following Microsoft Web site:When you try to use Windows Media Player 9 Series, you may receive one or more of the following error messages:

•	Error=80040200 Unable to download appropriate decompressor. A decompressor was downloaded for this file, but it didn't work. You may need to restart your player or browser. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 842186 (http://support.microsoft.com/kb/842186/) You receive an "Unable to download appropriate decompressor" error message in Windows Media Player
•	Error=80040218 No combination of filters could be found to render the stream. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 842185 (http://support.microsoft.com/kb/842185/) You receive an "No combination of filters could be found to render the stream" error message in Windows Media Player
•	Error=8004022F Invalid File Format. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 842183 (http://support.microsoft.com/kb/842183/) You receive an "Invalid File Format" error message in Windows Media Player
•	Error=80040255 Cannot play back the video stream: no suitable decompressor could be found. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 842182 (http://support.microsoft.com/kb/842182/) You receive a "Cannot play back the video stream" error message in Windows Media Player
•	Error=80040265 Cannot play back the file. The format is not supported. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 842180 (http://support.microsoft.com/kb/842180/) "Cannot play back the file. The format is not supported. (Error=80040265)" error message when you try to play a media file in Windows Media Player
•	Error=80070002, Error=80070005, Error=80070035, Error 800C0005, Error=80070043, or Error=800C000D Cannot open 'http://Servername/Path/Filename.asf'. Please verify that the path and filename are correct and try again. Cannot open 'protocol://server/directory/filename'. Please verify that the path and filename are correct and try again. You do not have access to the location or file. Cannot open '\\Server\Directory\Filename'. Please verify that the path and filename are correct and try again. The server or proxy was not found. Cannot open '\\Server\Filename.' Please verify that the path and filename are correct and try again. The protocol is not known and no pluggable protocols have been entered that match. For more information, click the following article number to view the article in the Microsoft Knowledge Base: 234292 (http://support.microsoft.com/kb/234292/) Error message when you type the name of a file to play by using Windows Media Player: "Cannot open file"
•	Error=C00D0006 or Error=C00D0013 Media Player cannot open: http://Web address. Please verify that the path and filename are correct and try again. The operation timed out, possibly due to network problems. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 231741 (http://support.microsoft.com/kb/231741/) Proxy-related error messages using Windows Media Player
•	Error=C00D0006 or Error=C00D0013 Could not connect to server. There was no timely response from server. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 235901 (http://support.microsoft.com/kb/235901/) Media Player cannot establish a connection to the server
•	Error=C00D0029 The connection to the server has been lost. Cannot open http://www.domainname.com/filename. Please verify that the path and filename are correct and try again. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 234904 (http://support.microsoft.com/kb/234904/) Error C00D0029 using Windows Media Player
•	Error=C00D0035 Cannot open 'http://www.location name.com/file name'. Please verify that the path and filename are correct and try again. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 235063 (http://support.microsoft.com/kb/235063/) Error C00D0035 using Windows Media Player
•	Error=C00D07F2 Could not connect to a multicast channel. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: 232987 (http://support.microsoft.com/kb/232987/) Err Msg: Could not connect to a multicast channel (Error=C00D07F2)