diff --git a/casic-iris-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java b/casic-iris-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
index 215e1f4..7a5b803 100644
--- a/casic-iris-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
+++ b/casic-iris-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
@@ -100,7 +100,7 @@
                 return ResponseData.error(I18nFactory.getMessage("operation.duplicated"));
             }
             logger.error("add device error", e);
-            return ResponseData.error(I18nFactory.getMessage("operation.duplicated"));
+            return ResponseData.error(I18nFactory.getMessage("operation.error"));
         }
         return ResponseData.success();
     }