Index: build/AlarmMapping.py
===================================================================
diff -u -r5c89dc9dbcc902d01ac0d5b0e4092e44c2de03b3 -re932386483908d2e7a1725b96dca50046c9e33a8
--- build/AlarmMapping.py	(.../AlarmMapping.py)	(revision 5c89dc9dbcc902d01ac0d5b0e4092e44c2de03b3)
+++ build/AlarmMapping.py	(.../AlarmMapping.py)	(revision e932386483908d2e7a1725b96dca50046c9e33a8)
@@ -348,7 +348,7 @@
   16 : "REQUEST_REJECT_REASON_SALINE_BOLUS_IN_PROGRESS"                # A saline bolus is in progress.
   17 : "REQUEST_REJECT_REASON_PARAM_OUT_OF_RANGE"                      # A treatment parameter is out of range.
   18 : "REQUEST_REJECT_REASON_HEPARIN_PRESTOP_EXCEEDS_DURATION"        # The Heparin pre-stop setting is greater than the treatment duration.
-  19 : "REQUEST_REJECT_REASON_AVAILABLE_1"                             # Not used.
+  19 : "REQUEST_REJECT_REASON_DG_FILTER_FLUSH_HAS_BEEN_EXPIRED"        # DG filter flush time has been expired.
   20 : "REQUEST_REJECT_REASON_AVAILABLE_2"                             # Not used.
   21 : "REQUEST_REJECT_REASON_SALINE_MAX_VOLUME_REACHED"               # Saline bolus volume maximum has been reached.
   22 : "REQUEST_REJECT_REASON_SALINE_BOLUS_NOT_IN_PROGRESS"            # A saline bolus is not in progress.