diff --git a/campcaster/src/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h b/campcaster/src/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h
index d0d5b61e1..4c64c40af 100644
--- a/campcaster/src/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h
+++ b/campcaster/src/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h
@@ -83,9 +83,11 @@ class AudioPlayerEventListener
          *  Catch the event when playing has stopped.
          *  This will happen probably due to the fact that the
          *  audio clip has been played to its end.
+         *
+         *  @param errorMessage is a 0 pointer if the player stopped normally
          */
         virtual void
-        onStop(void)                                        throw () = 0;
+        onStop(Ptr<const std::string>::Ref  errorMessage)   throw () = 0;
 };
 
 
diff --git a/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.cxx b/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.cxx
index 5f273368a..2718c23c3 100644
--- a/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.cxx
+++ b/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.cxx
@@ -622,7 +622,7 @@ GstreamerPlayerTest :: eventListenerOnStopTest(void)
  *  Another, more realistic test of the event listener mechanism.
  *----------------------------------------------------------------------------*/
 void
-GstreamerPlayerTest :: onStop(void)
+GstreamerPlayerTest :: onStop(Ptr<const std::string>::Ref  errorMessage)
                                                 throw ()
 {
     if (!startNewClipFlag) {
diff --git a/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.h b/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.h
index f28f2480f..667ecdb39 100644
--- a/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.h
+++ b/campcaster/src/modules/playlistExecutor/src/GstreamerPlayerTest.h
@@ -244,9 +244,12 @@ class GstreamerPlayerTest : public CPPUNIT_NS::TestFixture,
 
         /**
          *  Event handler for the "player has stopped" event.
+         *
+         *  @param errorMessage is a 0 pointer if the player stopped normally
          */
         virtual void
-        onStop(void)                                    throw ();
+        onStop(Ptr<const std::string>::Ref  errorMessage)
+                                                        throw ();
 };
 
 
diff --git a/campcaster/src/modules/playlistExecutor/src/TestEventListener.h b/campcaster/src/modules/playlistExecutor/src/TestEventListener.h
index 13cc65edf..d67233444 100644
--- a/campcaster/src/modules/playlistExecutor/src/TestEventListener.h
+++ b/campcaster/src/modules/playlistExecutor/src/TestEventListener.h
@@ -92,9 +92,11 @@ class TestEventListener : public AudioPlayerEventListener
          *  Catch the event when playing has stopped.
          *  This will happen probably due to the fact that the
          *  audio clip has been played to its end.
+         *
+         *  @param errorMessage is a 0 pointer if the player stopped normally
          */
         virtual void
-        onStop(void)                                        throw ()
+        onStop(Ptr<const std::string>::Ref  errorMessage)   throw ()
         {
             stopFlag = true;
         }