diff -r f61807a4a51c -r 418267061bed gst-plugins-nuvdemux/nuvdemux/gstnuvdemux.c
--- a/gst-plugins-nuvdemux/nuvdemux/gstnuvdemux.c	Mon Dec 04 14:01:20 2006 +0000
+++ b/gst-plugins-nuvdemux/nuvdemux/gstnuvdemux.c	Mon Dec 04 23:13:44 2006 +0000
@@ -1082,8 +1082,18 @@
     res = gst_pad_activate_push (sinkpad, TRUE);
     return res;
   if (gst_pad_check_pull_range (sinkpad)) {
+    if (nuv->priv->adapter) {
+      gst_adapter_clear (nuv->priv->adapter);
+      g_object_unref (nuv->priv->adapter);
+      nuv->priv->adapter = NULL;
+    }
     res = gst_pad_activate_pull (sinkpad, TRUE);
   } else {
+    if (nuv->priv->adapter) {
+      gst_adapter_clear (nuv->priv->adapter);
+    } else {
+      nuv->priv->adapter = gst_adapter_new ();
+    }
     res = gst_pad_activate_push (sinkpad, TRUE);
   }
   
@@ -1203,9 +1213,15 @@
   GstNuvDemux *nuv = GST_NUV_DEMUX (gst_pad_get_parent (pad));
 
   GST_DEBUG_OBJECT (nuv, " gst_nuv_demux_chain function");
+  
+  if (NULL == nuv->priv->adapter) {
+    GST_ERROR ("pull expected! Chain func should not be called");
+    return GST_FLOW_UNEXPECTED;
+  }
+  
   gst_adapter_push (nuv->priv->adapter, buf);
 
-  gst_object_unref (nuv);
+  /* gst_object_unref (nuv); */
 
   return gst_nuv_demux_play (pad);
 }