diff --git a/src/ErrorHandling.h b/src/ErrorHandling.h
index a11fe231..b13a355b 100644
--- a/src/ErrorHandling.h
+++ b/src/ErrorHandling.h
@@ -189,7 +189,6 @@ typedef enum
     SUBCODE_CONFIGURATION_INVALID_CUSTOM_JOINT_NAME,
     SUBCODE_CONFIGURATION_INVALID_USERLAN_MONITOR_PORT,
     SUBCODE_CONFIGURATION_USERLAN_MONITOR_AUTO_DETECT_FAILED,
-    SUBCODE_CONFIGURATION_INVALID_USERLAN_MONITOR_MAX_NUM_DROPS,
     SUBCODE_CONFIGURATION_RUNTIME_USERLAN_LINKUP_ERR,
 } CONFIGURATION_SUBCODE;