--- PamCut/CollectionActions/Histo2DActions/Histo2DAction/Histo2DAction.h	2009/10/27 10:17:48	1.2
+++ PamCut/CollectionActions/Histo2DActions/Histo2DAction/Histo2DAction.h	2009/10/29 17:49:07	1.4
@@ -145,8 +145,8 @@
 
   /*! Fills the ROOT and the vector histogram.
    *
-   * @param value The value of the X coordinate associated to the event.
-   * @param value The value of the Y coordinate associated to the event.
+   * @param xValue The value of the X coordinate associated to the event.
+   * @param yValue The value of the Y coordinate associated to the event.
    * @param weight The weight which will be applied to the event.
    */
   void Fill(double xValue, double yValue, double weight = 1.);
@@ -273,6 +273,16 @@
   _rootHisto = NULL;
 }
 
+// Specializations for _CreateHistos(). See Histo2DAction.cpp
+template<>
+void Histo2DAction<Int_t>::_CreateHisto();
+
+template<>
+void Histo2DAction<Float_t>::_CreateHisto();
+
+template<>
+void Histo2DAction<Double_t>::_CreateHisto();
+
 template<class HistoType>
 void Histo2DAction<HistoType>::_InitHistos() {
 
@@ -325,6 +335,9 @@
 
 template<class HistoType>
 Histo2DAction<HistoType>::~Histo2DAction() {
+
+  delete _rootHisto;
+  _rootHisto = NULL;
 }
 
 template<class HistoType>