Index: /OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegAudioStream.cpp
===================================================================
--- /OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegAudioStream.cpp (revision 9847)
+++ /OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegAudioStream.cpp (revision 9850)
@@ -30,4 +30,6 @@
 FFmpegAudioStream::~FFmpegAudioStream()
 {
+    // detact the audio sink first to avoid destrction order issues.
+    setAudioSink(0);
 }