Index: dialin/dg/gen_idle.py
===================================================================
diff -u -re5058835522499573ba251c093ae3c56deaf2149 -rdef93f735f6e1df0db96cb3508059aab83a5a487
--- dialin/dg/gen_idle.py	(.../gen_idle.py)	(revision e5058835522499573ba251c093ae3c56deaf2149)
+++ dialin/dg/gen_idle.py	(.../gen_idle.py)	(revision def93f735f6e1df0db96cb3508059aab83a5a487)
@@ -66,7 +66,7 @@
         @param message:  published bad fill sub-states message
         @return: none
         """
-        state = struct.unpack('f', bytearray(
+        state = struct.unpack('i', bytearray(
             message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
 
         self.sub_state = state[0]
Index: tests/test_conductivity.py
===================================================================
diff -u -re5058835522499573ba251c093ae3c56deaf2149 -rdef93f735f6e1df0db96cb3508059aab83a5a487
--- tests/test_conductivity.py	(.../test_conductivity.py)	(revision e5058835522499573ba251c093ae3c56deaf2149)
+++ tests/test_conductivity.py	(.../test_conductivity.py)	(revision def93f735f6e1df0db96cb3508059aab83a5a487)
@@ -67,7 +67,7 @@
     # DG Op modes
     dg_mode = dg.get_operation_mode()
     dg_sub_mode = dg.get_operation_sub_mode()
-    dg_sub_sub_mode = dg.gen_idle.get_sub_state()
+    dg_sub_sub_mode = dg.gen_idle.get_sub_state()     # log the gen idle bad fill sub-states
 
     # flows
     fmp = dg.ro_pump.get_measured_flow_rate()