diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index 697b2ea..8ce9981 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -441,6 +441,7 @@ class HttpClient
 	{
 		try {
 			$client = $this->generate_client($this->host, $url, $data);
+			var_dump($client);
 			if ($client->statusCode < 0) {
 				throw new Exception($client->errMsg);
 			}