diff --git a/context.go b/context.go
index 0e3b29a..23fa92f 100644
--- a/context.go
+++ b/context.go
@@ -267,17 +267,6 @@ func (c *Context) String(code int, format string, values ...interface{}) {
 func (c *Context) JSON(code int, obj interface{}) {
 	c.Writer.Header().Set("Content-Type", "application/json; charset=utf-8")
 	c.Writer.WriteHeader(code)
-	/*
-		// JSON 编码
-		jsonBytes, err := json.Marshal(obj)
-		if err != nil {
-			c.AddError(fmt.Errorf("failed to marshal JSON: %w", err))
-			//c.String(http.StatusInternalServerError, "Internal Server Error: Failed to marshal JSON")
-			c.ErrorUseHandle(http.StatusInternalServerError, fmt.Errorf("failed to marshal JSON: %w", err))
-			return
-		}
-		c.Writer.Write(jsonBytes)
-	*/
 	if err := json.MarshalWrite(c.Writer, obj); err != nil {
 		c.AddError(fmt.Errorf("failed to marshal JSON: %w", err))
 		c.ErrorUseHandle(http.StatusInternalServerError, fmt.Errorf("failed to marshal JSON: %w", err))
@@ -294,7 +283,6 @@ func (c *Context) GOB(code int, obj interface{}) {
 	encoder := gob.NewEncoder(c.Writer)
 	if err := encoder.Encode(obj); err != nil {
 		c.AddError(fmt.Errorf("failed to encode GOB: %w", err))
-		//c.String(http.StatusInternalServerError, "Internal Server Error: Failed to encode GOB")
 		c.ErrorUseHandle(http.StatusInternalServerError, fmt.Errorf("failed to encode GOB: %w", err))
 		return
 	}
@@ -314,7 +302,6 @@ func (c *Context) HTML(code int, name string, obj interface{}) {
 			err := tpl.ExecuteTemplate(c.Writer, name, obj)
 			if err != nil {
 				c.AddError(fmt.Errorf("failed to render HTML template '%s': %w", name, err))
-				//c.String(http.StatusInternalServerError, "Internal Server Error: Failed to render HTML template")
 				c.ErrorUseHandle(http.StatusInternalServerError, fmt.Errorf("failed to render HTML template '%s': %w", name, err))
 			}
 			return
@@ -340,12 +327,6 @@ func (c *Context) ShouldBindJSON(obj interface{}) error {
 	if c.Request.Body == nil {
 		return errors.New("request body is empty")
 	}
-	/*
-		decoder := json.NewDecoder(c.Request.Body)
-		if err := decoder.Decode(obj); err != nil {
-			return fmt.Errorf("json binding error: %w", err)
-		}
-	*/
 	err := json.UnmarshalRead(c.Request.Body, obj)
 	if err != nil {
 		return fmt.Errorf("json binding error: %w", err)
diff --git a/engine.go b/engine.go
index babe365..3d39cf0 100644
--- a/engine.go
+++ b/engine.go
@@ -554,7 +554,6 @@ func NotFound() HandlerFunc {
 	return func(c *Context) {
 		engine := c.engine
 		engine.errorHandle.handler(c, http.StatusNotFound, errors.New("not found"))
-		return
 	}
 }