diff -r 8bf39d55b1db -r 4dcbb4ab1d7a gui/graph_displayer_canvas.cc
--- a/gui/graph_displayer_canvas.cc	Tue Jul 12 16:19:06 2005 +0000
+++ b/gui/graph_displayer_canvas.cc	Tue Jul 12 18:21:49 2005 +0000
@@ -2,7 +2,7 @@
 #include <broken_edge.h>
 #include <math.h>
 
-GraphDisplayerCanvas::GraphDisplayerCanvas(Graph & gr, CoordinatesMap & cm, MapStorage & ms, MapWin * mw):g(gr),nodesmap(g),edgesmap(g),edgetextmap(g),nodetextmap(g),displayed_graph(*(root()), 0, 0),mapstorage(ms),isbutton(0),active_item(NULL),target_item(NULL),mapwin(mw)
+GraphDisplayerCanvas::GraphDisplayerCanvas(Graph & gr, CoordinatesMap & cm, MapStorage & ms, MapWin * mw):g(gr),nodesmap(g),edgesmap(g),edgetextmap(g),nodetextmap(g),displayed_graph(*(root()), 0, 0),canvasentrywidget(NULL),mapstorage(ms),isbutton(0),active_item(NULL),target_item(NULL),mapwin(mw)
 {
   
   actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::moveEventHandler), false);
@@ -70,6 +70,10 @@
 
 GraphDisplayerCanvas::~GraphDisplayerCanvas()
 {
+  if(canvasentrywidget)
+    {
+      delete(canvasentrywidget);
+    }
 
   //writing out the end state of the graph
   //\todo all the maps has to be write out!