diff --git a/src/main_window.cc b/src/main_window.cc
index ad3a7fe..dbe82a9 100644
--- a/src/main_window.cc
+++ b/src/main_window.cc
@@ -12,7 +12,6 @@ MainWindow::MainWindow(QWidget *parent) {
 	(void) parent;
 	connect(&glw, &OpenGLWidget::initialized,
 			this, &MainWindow::onOpenGLWidgetInitialized);
-	// connect(&timer, &QTimer::timeout, this, &MainWindow::step);
 	setCentralWidget(&glw);
 	addToolBar(Qt::TopToolBarArea, &top_tb);
 	open_action = top_tb.addAction("Ouvrir…", [&]() {
@@ -59,7 +58,12 @@ void MainWindow::open(const QString &path) {
         return;
     }
     QByteArray data = file.readAll();
-    QJsonDocument json_doc = QJsonDocument::fromJson(data);
+	QJsonParseError error;
+    QJsonDocument json_doc = QJsonDocument::fromJson(data, &error);
+	if (error.error != QJsonParseError::NoError) {
+		qWarning() << "Erreur lors de la lecture du ficher JSON:" << error.errorString();
+		return;
+	}
 	if (dc) delete dc;
 	glw.meshes.clear();
 	dc = new DroneController(json_doc.object());