diff --git a/sw/ground_segment/cockpit/Paparazzi/GuiConfig.pm b/sw/ground_segment/cockpit/Paparazzi/GuiConfig.pm
index c3b2111df6..a036121b26 100644
--- a/sw/ground_segment/cockpit/Paparazzi/GuiConfig.pm
+++ b/sw/ground_segment/cockpit/Paparazzi/GuiConfig.pm
@@ -1,12 +1,15 @@
-package Paparazzi::Traces;
-@ISA = qw (Exporter);
-@EXPORT = qw (get_ressource);
+package Paparazzi::GuiConfig;
 
 use strict;
+require XML::DOM;
 
+sub init {
+  my ($filename) = @_;
+
+}
 
 sub get_ressource {
   my ($ressource_name) = @_;
 
-
+  return "foo";
 }
diff --git a/sw/ground_segment/cockpit/cockpit.pl b/sw/ground_segment/cockpit/cockpit.pl
index 43fca7c048..3777979abb 100755
--- a/sw/ground_segment/cockpit/cockpit.pl
+++ b/sw/ground_segment/cockpit/cockpit.pl
@@ -15,11 +15,11 @@ use Subject;
 use strict;
 use Paparazzi::Environment;
 
-use constant COCKPIT_DEBUG => 0;
 use constant APP_NAME => "Cockpit";
 use constant MESSAGE_WHEN_READY => APP_NAME.': READY';
 
 use Paparazzi::Traces;
+use Paparazzi::GuiConfig;
 use Paparazzi::IvyProtocol;
 use Paparazzi::AircraftsManager;
 use Paparazzi::Aircraft;
@@ -39,6 +39,7 @@ my $options =
   {
    ivy_bus  => "127.255.255.255:2005",
    render => 1,
+   tracelevel => 1,
   };
 
 sub populate {
@@ -49,6 +50,9 @@ sub populate {
 sub completeinit {
   my $self = shift;
   $self->SUPER::completeinit();
+  Paparazzi::Traces::init($options->{tracelevel});
+  my $gui_file = Paparazzi::Environment::get_config("gui.xml");
+  Paparazzi::GuiConfig->init($gui_file);
   $self->{selected_ac} = undef;
   $self->build_gui();
   my $protocol_file = Paparazzi::Environment::get_config("messages.xml");
@@ -121,12 +125,12 @@ sub on_foo {
 sub ivy_on_selected {
   my ($sender_name, $msg_class, $msg_name, $fields, $self) = @_;
   my $ac_id = $fields->{aircraft_id};
-  trace(TRACE_DEBUG, "cockpit::ivy_on_selected : selecting aircraft $ac_id\n");
+  trace(TRACE_DEBUG, "cockpit::ivy_on_selected : selecting aircraft $ac_id");
   if (defined $self->{aircrafts_manager}->get_aircraft_by_id($ac_id)) {
     $self->select_ac($ac_id);
   }
   else {
-    trace(TRACE_ERROR, "cockpit::ivy_on_selected : received select order for unknown aircraft $ac_id\n");
+    trace(TRACE_ERROR, "cockpit::ivy_on_selected : received select order for unknown aircraft $ac_id");
   }
 }
 
@@ -154,7 +158,6 @@ sub onShowPage {
 
 
 Paparazzi::Environment::parse_command_line($options) || pod2usage(-verbose => 0);
-#print Dumper($options);
 my $cockpit = Cockpit->new();
 MainLoop();
 
diff --git a/sw/lib/perl/Paparazzi/Traces.pm b/sw/lib/perl/Paparazzi/Traces.pm
index 433c78deac..8720376efb 100644
--- a/sw/lib/perl/Paparazzi/Traces.pm
+++ b/sw/lib/perl/Paparazzi/Traces.pm
@@ -10,9 +10,14 @@ use constant TRACE_JUNK  => 3;
 
 my $tracelevel = 2;
 
+sub init {
+  my ($level) = @_;
+  $tracelevel = $level;
+}
+
 sub trace {
   my ($level, $msg) = @_;
-  print $msg.'\n' if $level <= $tracelevel;
+  print $msg."\n" if $level <= $tracelevel;
 }