not much my poor lady

sflphone-gtk/src/calltree.h

@@ -51,7 +51,8 @@ static void toggle_history(GtkToggleToolButton *toggle_tool_button, gpointer use
  * @param c The call to add
  */
 void update_call_tree_add (calltab_t* ct, call_t * c);
-/**
+
+/*
  * Update the call tree if the call state changes
  * @param c The call to update
  */ 

sflphone-gtk/src/timestamp.c

@@ -43,6 +43,10 @@ process_call_duration( call_t* c )
 {
   gchar * res;
   g_print("Call duration = %i\n", (int)c->_stop - c->_start);
+  
+  if( c->_start == 0 )
+    return "";
+
   int duration = c->_stop - c->_start;
 
   if( duration / 60 == 0 )