邮件发送任务添加错误信息返回

@@ -147,7 +147,7 @@ class SendJob {
                             'job_id'  =>  $data['id'],
                             'job_id'  =>  $data['id'],
                             'to_email'  =>  $to['email'],
                             'to_email'  =>  $to['email'],
                             'status'    =>  $result[0] ? 1 : 0,
                             'status'    =>  $result[0] ? 1 : 0,
-                            'error'    =>  $result[0] ? $result[1] : ''
+                            'error'    =>  $result[1]
                         ]);
                         ]);