diff --git a/application/third_party/train/controllers/search.php b/application/third_party/train/controllers/search.php
index 80c0582b..4a3bfe8f 100644
--- a/application/third_party/train/controllers/search.php
+++ b/application/third_party/train/controllers/search.php
@@ -30,6 +30,7 @@ class search extends CI_Controller{
 			//调用查询模块
 			$search_return = $this->Searchtrain($train_date,$fromStation,$toStation);
 			
+
 			//调用数据处理模块
 			$returnJson = $this->dataOperate($search_return,$fromStation,$toStation);
 			
@@ -70,17 +71,20 @@ class search extends CI_Controller{
 		}else{
 			$cache_train_info = $this->BIZ_train_model->get_train_info($fromStation,$toStation);
 			if(empty($cache_train_info)){
-				$operate_data = null;
+				log_message('error','TRAIN 查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|缓存为空');
+				$operate_data = NULL;
 			}else{
 				$cache_time = $cache_train_info->tpc_datetime;
 				$now_time = time();
 				$differ_time = ($now_time - strtotime($cache_time)) / 86400;
 				if($differ_time >= 3){
-					$this->delete_traincache($fromStation,$toStation);
+					$this->BIZ_train_model->delete_traincache($fromStation,$toStation);
+					log_message('error','TRAIN 查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|缓存超时,已经删除');
+					$operate_data = NULL;
 				}else{
 					$this->cache = 'yes';
 					$operate_data = $cache_train_info->tpc_content;
-					log_message('error','查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|调用缓存号：'.$cache_train_info->tpc_sn.'|缓存生成的时间:'.$cache_train_info->tpc_datetime);
+					log_message('error','TRAIN 查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|调用缓存号：'.$cache_train_info->tpc_sn.'|缓存生成的时间:'.$cache_train_info->tpc_datetime);
 				}	
 			}
 		}