Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r83310420ae862de4724f8cfbbaeda9936c47801b -r5366722d2325ea93db0ad1f696db78597af3b7c6
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 83310420ae862de4724f8cfbbaeda9936c47801b)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 5366722d2325ea93db0ad1f696db78597af3b7c6)
@@ -399,8 +399,9 @@
         }
         else if ( USER_COMMAND_CANCEL == cmd )
         {
-            //result = signalUserCancelTreatment();
-            if ( result != TRUE )
+            result = signalPreTreatmentBackoutToStandby();
+
+            if ( TRUE != result )
             {
                 rejReason = REQUEST_REJECT_REASON_NOT_ALLOWED_IN_CURRENT_MODE;
             }