diff --git a/transmit_disfection_protocol.hpp b/transmit_disfection_protocol.hpp
index 236c85b..2e065a2 100644
--- a/transmit_disfection_protocol.hpp
+++ b/transmit_disfection_protocol.hpp
@@ -64,12 +64,6 @@ static inline const char *ProjectIDToString(uint32_t id) {
 }
 
 typedef enum {
-  kerr_noerror              = 0,
-  kerr_overtime             = 1,
-  kerr_invalid_param        = 2,
-  kerr_invalid_param_num    = 3,
-  kerr_subdevice_offline    = 4,
-  kerr_function_not_support = 5,
 
   // 驱动器错误
   kerr_motor_reset_error        = 100,