diff --git a/WeChat/Exceptions/InvalidArgumentException.php b/WeChat/Exceptions/InvalidArgumentException.php
index e9740c8..295da76 100644
--- a/WeChat/Exceptions/InvalidArgumentException.php
+++ b/WeChat/Exceptions/InvalidArgumentException.php
@@ -15,11 +15,10 @@
 namespace WeChat\Exceptions;
 
 /**
- * 参数异常
+ * 接口参数异常
  * Class InvalidArgumentException
  * @package WeChat
  */
 class InvalidArgumentException extends \InvalidArgumentException
 {
-
 }
\ No newline at end of file
diff --git a/WeChat/Exceptions/InvalidDecryptException.php b/WeChat/Exceptions/InvalidDecryptException.php
index bdbe31c..b178d77 100644
--- a/WeChat/Exceptions/InvalidDecryptException.php
+++ b/WeChat/Exceptions/InvalidDecryptException.php
@@ -15,27 +15,10 @@
 namespace WeChat\Exceptions;
 
 /**
- * 返回异常
+ * 加密解密异常
  * Class InvalidResponseException
  * @package WeChat
  */
 class InvalidDecryptException extends \Exception
 {
-    /**
-     * @var array
-     */
-    public $raw = [];
-
-    /**
-     * InvalidDecryptException constructor.
-     * @param string $message
-     * @param integer $code
-     * @param array $raw
-     */
-    public function __construct($message, $code, $raw = [])
-    {
-        parent::__construct($message, intval($code));
-        $this->raw = $raw;
-    }
-
 }
\ No newline at end of file
diff --git a/WeChat/Exceptions/InvalidResponseException.php b/WeChat/Exceptions/InvalidResponseException.php
index d5a2c12..c7fa741 100644
--- a/WeChat/Exceptions/InvalidResponseException.php
+++ b/WeChat/Exceptions/InvalidResponseException.php
@@ -15,27 +15,10 @@
 namespace WeChat\Exceptions;
 
 /**
- * 返回异常
+ * 接口请求返回异常
  * Class InvalidResponseException
  * @package WeChat
  */
 class InvalidResponseException extends \Exception
 {
-    /**
-     * @var array
-     */
-    public $raw = [];
-
-    /**
-     * InvalidResponseException constructor.
-     * @param string $message
-     * @param integer $code
-     * @param array $raw
-     */
-    public function __construct($message, $code, $raw = [])
-    {
-        parent::__construct($message, intval($code));
-        $this->raw = $raw;
-    }
-
 }
\ No newline at end of file
diff --git a/WeChat/Exceptions/LocalCacheException.php b/WeChat/Exceptions/LocalCacheException.php
index 2814768..3e30df3 100644
--- a/WeChat/Exceptions/LocalCacheException.php
+++ b/WeChat/Exceptions/LocalCacheException.php
@@ -22,21 +22,4 @@ namespace WeChat\Exceptions;
 class LocalCacheException extends \Exception
 {
 
-    /**
-     * @var array
-     */
-    public $raw = [];
-
-    /**
-     * InvalidResponseException constructor.
-     * @param string $message
-     * @param integer $code
-     * @param array $raw
-     */
-    public function __construct($message, $code, $raw = [])
-    {
-        parent::__construct($message, intval($code));
-        $this->raw = $raw;
-    }
-
 }
\ No newline at end of file