Dolphin crashes after 10-15 minutes due to XAudio2_7.dll_unloaded

[KHg8m3r]

If it works, don't fix it.
But there is an error with your DirectX files. Here's a working link for the Visual C++ link that Billiard26 posted:

http://www.microsoft.com/en-us/download/details.aspx?id=40784

If that fails, look to see if there is an updated driver for your video card if thats your primary sound device, or if you have a separte card, look for an update for that.