Unable to reference microsoft.xna.framework.media.phoneextensions.dll
问题 I am trying to follow this answer to add some audio files to the windows phone emulator's media library. But I get the error The type or namespace name 'PhoneExtensions' does not exist in the namespace 'Microsoft.Xna.Framework.Media' (are you missing an assembly reference?)` I am unable to reference microsoft.xna.framework.media.phoneextensions.dll as it is not present at the location C:\Program Files\Reference Assemblies\Microsoft\Framework\Silverlight\v4.0\Profile\WindowsPhone71 I installed