调整开启事务位置

application/api/controller/Member.php

@@ -217,7 +217,6 @@ class Member extends Basic
         $data['status'] = 101;
         $data['data']   = array();
 
-        $this->user->startTrans();
         if ($phone) {
             $user_data = $this->user->findUserByPhone('*', $phone, true);
         } else {
@@ -228,6 +227,8 @@ class Member extends Basic
 
         switch ($type) {
             case 'add' :
+                $this->user->startTrans();
+
                 if ($pwd == '') {
                     return $this->response(101, '密码为空');
                 }