Index: firmware/App/Modes/ModeChemicalDisinfect.c
===================================================================
diff -u -rc0700a4503f28288f16070634bb87f4eccb2568c -r39fb416e7619db22c26019b09a63b6d6a10d6b02
--- firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision c0700a4503f28288f16070634bb87f4eccb2568c)
+++ firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 39fb416e7619db22c26019b09a63b6d6a10d6b02)
@@ -1600,19 +1600,19 @@
 }
 static DG_CHEM_DISINFECT_STATE_T handleChemicalDisinfectRinseCirculationState( void )
 {
-
+    return 0;
 }
 static DG_CHEM_DISINFECT_STATE_T handleChemicalDisinfectCancelModeBasicPathState( void )
 {
-
+    return 0;
 }
 static DG_CHEM_DISINFECT_STATE_T handleChemicalDisinfectCancelModeWaterPathState( void )
 {
-
+    return 0;
 }
 static DG_CHEM_DISINFECT_STATE_T handleChemicalDisinfectCompleteState( void )
 {
-
+    return 0;
 }
 
 /*********************************************************************//**