Index: sources/canbus/MessageAcknowModel.cpp
===================================================================
diff -u -r3e64d98e243484505a44d99b13826097cb6b01eb -r2ef03b2ce51b4dc507f66e9671953a8e0824bde9
--- sources/canbus/MessageAcknowModel.cpp	(.../MessageAcknowModel.cpp)	(revision 3e64d98e243484505a44d99b13826097cb6b01eb)
+++ sources/canbus/MessageAcknowModel.cpp	(.../MessageAcknowModel.cpp)	(revision 2ef03b2ce51b4dc507f66e9671953a8e0824bde9)
@@ -1,15 +1,15 @@
 /*!
  *
- * Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
+ * Copyright (c) 2020-2024 Diality Inc. - All Rights Reserved.
  * \copyright
  * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
  * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
  *
- * \file MessageAcknowModel.cpp
- * \author (last) Behrouz NematiPour
- * \date (last) 26-Aug-2020
- * \author (original) Behrouz NematiPour
- * \date (original) 26-Aug-2020
+ * \file    MessageAcknowModel.cpp
+ * \author  (last)      Behrouz NematiPour
+ * \date    (last)      18-Apr-2022
+ * \author  (original)  Behrouz NematiPour
+ * \date    (original)  26-Aug-2020
  *
  */
 #include "MessageAcknowModel.h"
@@ -71,11 +71,12 @@
  */
 void MessageAcknowModel::quit()
 {
-    // coco begin validated: Application termination is not correctly done in coco!!!
+    qDeleteAll(_acknowList);
+    // disabled coco begin validated: Application termination is not correctly done in coco!!!
     // it has been tested and works perfectly fine in normal run.
     quitThread(); // validated
 }
-// coco end
+// disabled coco end
 
 /*!
  * \brief   MessageAcknowModel::initConnections
@@ -115,15 +116,15 @@
  */
 void MessageAcknowModel::quitThread()
 {
-    // coco begin validated: Application termination is not correctly done in coco!!!
+    // disabled coco begin validated: Application termination is not correctly done in coco!!!
     // it has been tested and works perfectly fine in normal run.
 
     if ( ! _thread ) return;
 
     // runs in thread
     moveToThread(qApp->thread()); // validated
 }
-// coco end
+// disabled coco end
 
 /*!
  * \brief   MessageAcknowModel::onAcknowTransmit