c# - MediaPlayer does not appear in Toolbox even when adding from COM Components. -


i have googled issue. have visual studio 2013. following instructions: right click in toolbox, add mediaplayer com components , still error:

element 'mediaplayer' not known element. can occur if there compilation error in website, or web.config file missing.

config:

<?xml version="1.0"?> <configuration>   <system.web>     <compilation debug="true" targetframework="4.5">       <assemblies>         <add assembly="system.windows.forms, version=4.0.0.0, culture=neutral, publickeytoken=b77a5c561934e089"/>         <add assembly="presentationcore, version=4.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35"/>     </assemblies>     </compilation>     <httpruntime targetframework="4.5"/>   </system.web>   <appsettings>     <add key="validationsettings:unobtrusivevalidationmode" value="none"/>   </appsettings> </configuration>

there no error in website, have latest silverlight. please can help?

all needed system.web.silverlight.dll. file adding. instructions:

1.right click on toolbox (anywhere) 2.select choose item 3.when window opens click browse , search dll file.


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