diff --git a/errorcode.hpp b/errorcode.hpp
index 43eec2f..5f9178e 100644
--- a/errorcode.hpp
+++ b/errorcode.hpp
@@ -92,7 +92,8 @@ typedef enum {
   kcommon_error_y_leave_away_zero_point_fail = ERROR_CODE(50000, 8),   // 离开零点失败
   kcommon_error_operation_not_support        = ERROR_CODE(50000, 9),   // 操作不支持
   kcommon_error_device_is_busy               = ERROR_CODE(50000, 10),  // 设备忙
-  kcommon_error_device_is_offline           = ERROR_CODE(50000, 11),  // 设备离线
+  kcommon_error_device_is_offline            = ERROR_CODE(50000, 11),  // 设备离线
+  kcommon_error_break_by_user                = ERROR_CODE(50000, 12),  // 用户中断
 
 } error_t;
 }  // namespace err