Index: TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPBuiltIn.cs
===================================================================
--- TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPBuiltIn.cs	(revision 26819)
+++ TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPBuiltIn.cs	(working copy)
@@ -115,6 +115,8 @@
       }
       if (_mapSubChannels.ContainsKey(subChannel))
       {
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent -= new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent += new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
         _mapSubChannels[subChannel].OnGraphStart();
       }
       RemoveStreamSourceFilter();
@@ -130,8 +132,10 @@
       _epgGrabbing = false;
       if (_mapSubChannels.ContainsKey(subChannel))
       {
-        _mapSubChannels[subChannel].OnGraphStarted();
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent -= new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent += new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
+        _mapSubChannels[subChannel].OnGraphStarted();        
       }
-    }
+    }   
   }
 }
\ No newline at end of file
Index: TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPElecard.cs
===================================================================
--- TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPElecard.cs	(revision 26819)
+++ TVLibrary/TVLibrary/Implementations/DVB/Graphs/DVBIP/TvCardDVBIPElecard.cs	(working copy)
@@ -115,6 +115,8 @@
       }
       if (_mapSubChannels.ContainsKey(subChannel))
       {
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent -= new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent += new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
         _mapSubChannels[subChannel].OnGraphStart();
       }
       RemoveStreamSourceFilter();
@@ -130,6 +132,8 @@
       _epgGrabbing = false;
       if (_mapSubChannels.ContainsKey(subChannel))
       {
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent -= new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
+        ((TvDvbChannel)_mapSubChannels[subChannel]).OnAfterTuneEvent += new TvDvbChannel.OnAfterTuneDelegate(TvCardDvbBase_OnAfterTuneEvent);
         _mapSubChannels[subChannel].OnGraphStarted();
       }
     }
Index: TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvCardDvbBase.cs
===================================================================
--- TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvCardDvbBase.cs	(revision 26820)
+++ TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvCardDvbBase.cs	(working copy)
@@ -722,7 +722,7 @@
       }
     }
 
-    private void TvCardDvbBase_OnAfterTuneEvent()
+    protected void TvCardDvbBase_OnAfterTuneEvent()
     {
       if (OnAfterTuneEvent != null)
       {