Index: unittests/tst_messaging.cpp
===================================================================
diff -u -r56e378f7504701b9e9a9dccaf205aef2fd52c58e -re5988a2db3dcc7c8adaa487e5a4e50ac2360370a
--- unittests/tst_messaging.cpp	(.../tst_messaging.cpp)	(revision 56e378f7504701b9e9a9dccaf205aef2fd52c58e)
+++ unittests/tst_messaging.cpp	(.../tst_messaging.cpp)	(revision e5988a2db3dcc7c8adaa487e5a4e50ac2360370a)
@@ -795,6 +795,20 @@
 }
 
 /*!
+ * \brief   tst_messaging::tst_MessageInterpreter_interpretMessage_AdjustVersionsReq
+ * \details Tests MessageInterpreter interpretMessage to handle ID_AdjustVersionsReq message type
+ *          if data is empty (count==0)
+ */
+void tst_messaging::tst_MessageInterpreter_interpretMessage_AdjustVersionsReq()
+{
+    Can::MessageInterpreter iMsg;
+    QByteArray payload;
+    // if the payload is empty the len is not valid and should return false and empty payload
+    QVERIFY( ! iMsg.interpretMessage(Gui::GuiActionType::ID_AdjustVersionsReq, {}, payload));
+    QVERIFY(payload.isEmpty());
+}
+
+/*!
  * \brief   tst_messaging::tst_MessageInterpreter_interpretMessage_CANBusFaultCount
  * \details Tests MessageInterpreter interpretMessage to handle ID_CANBusFaultCount message type
  *          if data is empty (count==0)