diff --git a/library/think/Response.php b/library/think/Response.php
index eb70ad8f..d531979f 100644
--- a/library/think/Response.php
+++ b/library/think/Response.php
@@ -53,8 +53,11 @@ class Response
         if (isset($this->contentTypes[$this->type])) {
             $this->contentType($this->contentTypes[$this->type]);
         }
-
-        $this->options = array_merge($this->options, $options);
+        if(!empty($options)){
+            $this->options = array_merge($this->options, $options);
+        }
+        // 方便获取某个类型的实例
+        self::$instance[$this->type] = $this;        
     }
 
     /**
@@ -97,6 +100,8 @@ class Response
             $data = call_user_func_array($this->transform, [$data]);
         }
 
+        define('RESPONSE_TYPE',$this->type);
+
         // 处理输出数据
         $data = $this->output($data);
 
diff --git a/library/think/log/driver/Trace.php b/library/think/log/driver/Trace.php
index d0501b2f..6b160042 100644
--- a/library/think/log/driver/Trace.php
+++ b/library/think/log/driver/Trace.php
@@ -41,7 +41,7 @@ class Trace
      */
     public function save(array $log = [])
     {
-        if (IS_AJAX || IS_CLI || IS_API || 'html' != Config::get('default_return_type')) {
+        if (IS_AJAX || IS_CLI || IS_API || 'html' != RESPONSE_TYPE) {
             // ajax cli api方式下不输出
             return false;
         }