SWYH crashes always

It worked for more than a week…and now : An unhandled error has occured ! See the 'SWYH_crash log…I already uninstalled en reinstalled…Always the same result…Pleace help.
Message: Uitzondering van HRESULT: 0x8889000A
Detail: System.Runtime.InteropServices.COMException (0x8889000A): Uitzondering van HRESULT: 0x8889000A
bij System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo)
bij NAudio.CoreAudioApi.WasapiCapture.InitializeCaptureDevice()
bij NAudio.CoreAudioApi.WasapiCapture.StartRecording()
bij SWYH.Audio.WasapiProvider…ctor()
bij SWYH.App.Application_Startup(Object sender, StartupEventArgs e)
bij System.Windows.Application.OnStartup(StartupEventArgs e)
bij System.Windows.Application.<.ctor>b__1_0(Object unused)
bij System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
bij System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
bij System.Windows.Threading.DispatcherOperation.InvokeImpl()
bij System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
bij System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
bij System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
bij MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext executionContext, ContextCallback callback, Object state)
bij System.Windows.Threading.DispatcherOperation.Invoke()
bij System.Windows.Threading.Dispatcher.ProcessQueue()
bij System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
bij MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
bij MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
bij System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
bij System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
bij System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
bij MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
bij MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
bij System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
bij System.Windows.Application.RunDispatcher(Object ignore)
bij System.Windows.Application.RunInternal(Window window)
bij SWYH.App.Main()