Index: sources/canbus/messageacknowmodel.cpp
===================================================================
diff -u -r1ec7b44e6d1d66460d2da943ff65f3c0c0755d8f -r805119c460b4a266d6401c8705f4427e7fbe270f
--- sources/canbus/messageacknowmodel.cpp	(.../messageacknowmodel.cpp)	(revision 1ec7b44e6d1d66460d2da943ff65f3c0c0755d8f)
+++ sources/canbus/messageacknowmodel.cpp	(.../messageacknowmodel.cpp)	(revision 805119c460b4a266d6401c8705f4427e7fbe270f)
@@ -70,8 +70,11 @@
  */
 void MessageAcknowModel::quit()
 {
+    // coco begin validated: Application termination is not correctly done in coco!!!
+    // it has been tested and works perfectly fine in normal run.
     quitThread();
 }
+// coco end
 
 /*!
  * \brief   MessageAcknowModel::initConnections
@@ -111,11 +114,15 @@
  */
 void MessageAcknowModel::quitThread()
 {
+    // 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());
 }
+// coco end
 
 /*!
  * \brief   MessageAcknowModel::onAcknowTransmit
@@ -182,4 +189,5 @@
     _acknowList[vSequence]->deleteLater();
     _acknowList.remove(vSequence);
     emit didFailedTransmit(vSequence);
+    LOG_ERROR( tr("Acknow retry failed for sequence %1").arg(vSequence) );
 }