Index: firmware/App/Services/StateServices/TubeSetInstall.c
===================================================================
diff -u -r9cc543b1c2508280767573e20eddd94e68be1fb5 -r58d4338b0c453ac49d3fdc4ba391b47949406b98
--- firmware/App/Services/StateServices/TubeSetInstall.c	(.../TubeSetInstall.c)	(revision 9cc543b1c2508280767573e20eddd94e68be1fb5)
+++ firmware/App/Services/StateServices/TubeSetInstall.c	(.../TubeSetInstall.c)	(revision 58d4338b0c453ac49d3fdc4ba391b47949406b98)
@@ -323,7 +323,7 @@
     }
     else
     {
-        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_TD_SOFTWARE_FAULT, SW_FAULT_ID_INVALID_MESSAGE_PAYLOAD_LENGTH, (U32)message->hdr.payloadLen );
+        response.rejectionReason = REQUEST_REJECT_REASON_INVALID_REQUEST_FORMAT;
     }
 
     response.accepted = result;