diff --git a/bepascal/bepascal/be/app/application.pp b/bepascal/bepascal/be/app/application.pp
index b2193b4..0c2cbd1 100644
--- a/bepascal/bepascal/be/app/application.pp
+++ b/bepascal/bepascal/be/app/application.pp
@@ -97,16 +97,20 @@ end;
 
 procedure TApplication.AppActivated(Active : boolean);
 begin
+{$IFDEF DEBUG}
   WriteLn(Active);
   if Active then
 	WriteLn('Application activée !')
   else
     WriteLn('Application désactivée !');
+{$ENDIF}
 end;
 
 procedure Application_ReadyToRun_hook_func(Application : TApplication); cdecl;
 begin
+{$IFDEF DEBUG}
   WriteLn('Hook ReadyToRun !');
+{$ENDIF}
   if Application <> nil then
     Application.ReadyToRun;
 end;
@@ -115,7 +119,9 @@ procedure Application_MessageReceived_hook_func(Application : TApplication; aMes
 var
   Message : TMessage;
 begin
+{$IFDEF DEBUG}
   WriteLn('Hook MessageReceived !');
+{$ENDIF}
   Message := TMessage.Wrap(aMessage);
   try
     if Application <> nil then
@@ -127,7 +133,9 @@ end;
 
 procedure TApplication.ReadyToRun;
 begin
+{$IFDEF DEBUG}
   WriteLn('Prêt à démarer !');
+{$ENDIF}
 end;
 
 procedure TApplication.ShowCursor;
@@ -153,7 +161,6 @@ end;
   // end TApplication
   
 initialization
-  WriteLn('Initialisation');
   be_app := nil;
   Application_AppActivated_hook := @Application_AppActivated_hook_func;
   Application_ReadyToRun_hook := @Application_ReadyToRun_hook_func;
diff --git a/bepascal/bepascal/be/app/handler.pp b/bepascal/bepascal/be/app/handler.pp
index 7980fce..3a87cf0 100644
--- a/bepascal/bepascal/be/app/handler.pp
+++ b/bepascal/bepascal/be/app/handler.pp
@@ -39,9 +39,11 @@ var
   
 procedure THandler.MessageReceived(aMessage : TMessage);
 begin
+{$IFDEF DEBUG}
   WriteLn(ClassName + '.MessageReceived');
   WriteLn('Message reçue');
   aMessage.PrintToStream;
+{$ENDIF}
 end;
 
 procedure Handler_MessageReceived_hook_func(Handler : THandler; aMessage : TCPlusObject); cdecl;
@@ -49,7 +51,9 @@ var
   Message : TMessage;
 begin
   try
+{$IFDEF DEBUG}
     WriteLn('Hook MessageReceived !');
+{$ENDIF}
     Message := TMessage.Wrap(aMessage);
     try
       if Handler <> nil then
@@ -60,7 +64,9 @@ begin
   except
     on e : exception do
     begin
+{$IFDEF DEBUG}
       WriteLn(e.Message + 'Handler_MessageReceived');
+{$ENDIF}
     end;
   end
 end;
diff --git a/bepascal/bepascal/be/app/invoker.pp b/bepascal/bepascal/be/app/invoker.pp
index 2b0f9cf..fd4aa02 100644
--- a/bepascal/bepascal/be/app/invoker.pp
+++ b/bepascal/bepascal/be/app/invoker.pp
@@ -133,23 +133,18 @@ end;
 
 function TInvoker.SetTarget(h : THandler; loop : TLooper) : TStatus_t;
 begin
-  WriteLn('Start of SetTarget');
   if loop <> nil then
   begin
-    WriteLn('Différent de nil');
     Result := BInvoker_SetTarget(CPlusObject, h.CPlusObject, loop.CPlusObject);
   end
   else if h <> nil then
   begin
-    WriteLn('Egale de nil');  
 //    Result := BInvoker_SetTarget(CPlusObject, h.CPlusObject, nil);   
   end
   else
   begin  
-    WriteLn('nil et nil');
     Result := BInvoker_SetTarget(CPlusObject, nil, nil);
   end;
-  WriteLn('End of SetTarget');
 end;
 
 function TInvoker.SetTarget(aMessenger : TMessenger) : TStatus_t;
diff --git a/bepascal/bepascal/be/app/looper.pp b/bepascal/bepascal/be/app/looper.pp
index adc5acf..03e3cb4 100644
--- a/bepascal/bepascal/be/app/looper.pp
+++ b/bepascal/bepascal/be/app/looper.pp
@@ -48,12 +48,10 @@ var
 
 procedure TLooper.DispatchMessage(aMessage : TMessage; aTarget : THandler);
 begin
-  WriteLn('Looper.DispatchMessage');
 end;
 
 function TLooper.QuitRequested() : boolean;
 begin
-  WriteLn('Looper.QuitRequested');
   Result := True;
 end;
 
@@ -75,7 +73,6 @@ var
   Message : TMessage;
   Target : THandler;
 begin
-  WriteLn('Hook DispatchMessage !');
   Message := TMessage.Wrap(aMessage);
   try
     Target := THandler.Wrap(aTarget);
@@ -91,7 +88,6 @@ end;
 
 function Looper_QuitRequested_hook_func(Looper : TLooper) : boolean; cdecl;
 begin
-  WriteLn('Hook QuitRequested !');
   if Looper <> nil then
     Result := Looper.QuitRequested();
 end;
diff --git a/bepascal/bepascal/be/bepas_kernel/beobj.pp b/bepascal/bepascal/be/bepas_kernel/beobj.pp
index 4a378b3..16feddc 100644
--- a/bepascal/bepascal/be/bepas_kernel/beobj.pp
+++ b/bepascal/bepascal/be/bepas_kernel/beobj.pp
@@ -90,11 +90,13 @@ procedure TBeObject.Debug;
 var
   size : cardinal;
 begin
+{$IFDEF DEBUG}
   size := 0;
   size := SizeOf(Self.ClassType);
   WriteLn('Instance de ' + Self.ClassName + '(' + HexStr(longint(pointer(Self)), 8) + ')' + 
           '(' + IntToStr(size) + ')' +
           ' ');
+{$ENDIF}
 end;
   // Destructeur utilisé pour libérer l'objet pascal sans
   // détruire l'objet C++ correspondant. Utile pour
@@ -103,7 +105,9 @@ end;
   // (cas des messages passés aux fonctions de rappel)
 destructor TBeObject.UnWrap;
 begin
+{$IFDEF DEBUG}
   WriteLn('UnWrap');
+{$ENDIF}
     // On passe CPlusObject à nil pour éviter de libérer
     // l'objet C++ lors de l'appel de free    
   Self.CPlusObject := nil;
diff --git a/bepascal/bepascal/be/interface/Window.cpp b/bepascal/bepascal/be/interface/Window.cpp
index bb338d0..c76be05 100644
--- a/bepascal/bepascal/be/interface/Window.cpp
+++ b/bepascal/bepascal/be/interface/Window.cpp
@@ -55,7 +55,7 @@ void BPWindow::MessageReceived(BMessage *message)
 {
 	MessageReceived_hookCall(message);
 	BWindow::MessageReceived(message);
-	message->PrintToStream();
+//	message->PrintToStream();
 }
 
 void BPWindow::DispatchMessage(BMessage *message, BHandler *target)
diff --git a/bepascal/bepascal/be/interface/button.pp b/bepascal/bepascal/be/interface/button.pp
index dc5a097..f386bd6 100644
--- a/bepascal/bepascal/be/interface/button.pp
+++ b/bepascal/bepascal/be/interface/button.pp
@@ -125,7 +125,6 @@ end;
 constructor TButton.Create(frame : TRect; name, aLabel : PChar; message : TMessage; resizingMode, flags : Cardinal);
 begin
   CreatePas;
-  WriteLn('Creation bouton');
   CPlusObject := BButton_Create(Self, frame.CPlusObject, name, aLabel, message.CPlusObject, resizingMode, flags);
 end;
 
@@ -182,7 +181,6 @@ end;
 
 procedure TButton.MessageReceived(msg : TMessage);
 begin
-  WriteLn('Bonjour, ici le bouton !');
 //  BButton_MessageReceived(CPlusObject, msg.CPlusObject);
 end;
 
diff --git a/bepascal/bepascal/be/interface/control.pp b/bepascal/bepascal/be/interface/control.pp
index cf8ca8f..110398e 100644
--- a/bepascal/bepascal/be/interface/control.pp
+++ b/bepascal/bepascal/be/interface/control.pp
@@ -358,9 +358,7 @@ function TControl.GetInvoker : TInvoker;
 begin
   if FInvoker = nil then
   begin
-    WriteLn('Before GetInvoker');
     Result := TInvoker.Wrap(CPlusObject);
-    WriteLn('After GetInvoker');    
   end;
   Result := FInvoker;
 end;
diff --git a/bepascal/bepascal/be/interface/view.pp b/bepascal/bepascal/be/interface/view.pp
index 8f59f44..65b0626 100644
--- a/bepascal/bepascal/be/interface/view.pp
+++ b/bepascal/bepascal/be/interface/view.pp
@@ -235,13 +235,11 @@ end;
 
 procedure TView.WindowActivated(active : boolean);
 begin
-//  WriteLn('WindowActivated in View');
 end;
 
 procedure TView.MessageReceived(aMessage : TMessage);
 begin
   inherited;
-  WriteLn('View.MessageReceived, PASCAL');
 end;
 
 function TView.RemoveSelf : boolean;
diff --git a/bepascal/bepascal/be/interface/window.pp b/bepascal/bepascal/be/interface/window.pp
index 48b8186..e13efe0 100644
--- a/bepascal/bepascal/be/interface/window.pp
+++ b/bepascal/bepascal/be/interface/window.pp
@@ -462,8 +462,7 @@ end;
 
 procedure TWindow.DispatchMessage(message : TMessage; handler : THandler);
 begin
-  WriteLn(ClassName);
-  message.PrintToStream;
+
 end;
 
 procedure TWindow.MessageReceived(message : TMessage);
diff --git a/bepascal/bepascal/be/support/archivable.pp b/bepascal/bepascal/be/support/archivable.pp
index 20f0e3f..322f458 100644
--- a/bepascal/bepascal/be/support/archivable.pp
+++ b/bepascal/bepascal/be/support/archivable.pp
@@ -41,12 +41,10 @@ var
 
 function Archivable_Instantiate_hook_func(from : TCPlusObject) : TCPlusObject;
 begin
-  WriteLn('Bonjour');
 end;
 
 function Archivable_Archive_hook_func(into : TCPlusObject; deep : boolean) : TCPlusObject;
 begin
-  WriteLn('Bonjour');
 end;
 
 initialization