diff --git a/application/third_party/train/controllers/search.php b/application/third_party/train/controllers/search.php
index 9e3303e6..1ba8e04d 100644
--- a/application/third_party/train/controllers/search.php
+++ b/application/third_party/train/controllers/search.php
@@ -21,8 +21,11 @@ class search extends CI_Controller{
 		if(empty(json_decode($back_data)->result)){
 			log_message('error','juhetrain:'.$url.' '.$back_data);
 			$obj = $this->BIZ_train_model->get_train_info($fromStation,$toStation);
-			$back_data = $obj->tpc_content;
-			log_message('error','Sn:'.$obj->tpc_sn.'|time:'.$obj->tpc_datetime);
+			if($obj){
+				$back_data = $obj->tpc_content;
+				log_message('error','Sn:'.$obj->tpc_sn.'|time:'.$obj->tpc_datetime);
+			}
+			
 		}else{
 			$this->BIZ_train_model->addOrUpdate($fromStation,$toStation,$back_data);
 		}