Index: sources/canbus/MessageDispatcher.h
===================================================================
diff -u -r13d6a4fae2f910ab6e289ac9280258a94f734405 -rebc82b5efe26c1081606fab06a1c99bb4f9c0098
--- sources/canbus/MessageDispatcher.h	(.../MessageDispatcher.h)	(revision 13d6a4fae2f910ab6e289ac9280258a94f734405)
+++ sources/canbus/MessageDispatcher.h	(.../MessageDispatcher.h)	(revision ebc82b5efe26c1081606fab06a1c99bb4f9c0098)
@@ -105,7 +105,10 @@
     QThread             *_thread = nullptr;
     bool                 _init   = false;
 
+    // List of the transmit(request) only, messages which require acknowledge back(AckBack).
     QList<GuiActionType> _needsAcknow {
+        // POST
+        GuiActionType::ID_UIPostFinalResultData                 ,
         // Alarm
         GuiActionType::ID_AlarmUserActionReq                    ,
         GuiActionType::ID_AlarmSilenceReq                       ,
@@ -136,15 +139,15 @@
         GuiActionType::ID_AdjustRinsebackReq                    ,
         GuiActionType::ID_AdjustRecirculateReq                  ,
         GuiActionType::ID_AdjustTreatmentEndReq                 ,
-        GuiActionType::ID_AdjustVersionsReq                     ,
         // Post-Treatment
         GuiActionType::ID_AdjustPatientDisconnectionConfirmReq  ,
         GuiActionType::ID_AdjustDisposablesRemovalConfirmReq    ,
         // Disinfect
         GuiActionType::ID_AdjustDisinfectReq                    ,
         GuiActionType::ID_AdjustChemicalConfirmReq              ,
         // Settings
-        GuiActionType::ID_AdjustVersionsReq                     ,
+        GuiActionType::ID_AdjustVersionsUIReq                   ,
+        GuiActionType::ID_AdjustVersionsUIRsp                   ,
         GuiActionType::ID_AdjustServiceReq                      ,
         GuiActionType::ID_AdjustHDDateTimeReq                   ,
         GuiActionType::ID_AdjustDGDateTimeReq                   ,