add clear

common/HttpClient.php

@@ -424,7 +424,6 @@ class HttpClient
 		} else {
 			$client->post($url, $data);
 		}
-		var_dump($client);
 		return $client;
 	}
 
@@ -604,6 +603,9 @@ class HttpClient
 			return 'system success.';
 		}
 		$explode = explode('.', $this->errorMsgField);
+		if (!isset($body[$explode[0]])) {
+			return 'system success.';
+		}
 		foreach ($explode as $item) {
 			if (empty($item)) {
 				continue;