diff --git a/webapp/controller/SeasonCardController.class.php b/webapp/controller/SeasonCardController.class.php
index b614dd1..a48cfba 100644
--- a/webapp/controller/SeasonCardController.class.php
+++ b/webapp/controller/SeasonCardController.class.php
@@ -45,8 +45,13 @@ class SeasonCardController extends BaseAuthedController {
         }
         $this->seasonDb = Season::find($this->currSeasonMeta['id']);
         if (!$this->seasonDb) {
+            Season::add($this->currSeasonMeta['id']);
             $this->seasonDb = Season::find($this->currSeasonMeta['id']);
         }
+        if (!$this->seasonDb) {
+            $this->_rspErr(10, '服务器内部错误');
+            die();
+        }
     }
 
     public function info()
diff --git a/webapp/services/DropService.php b/webapp/services/DropService.php
new file mode 100644
index 0000000..e4353e4
--- /dev/null
+++ b/webapp/services/DropService.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace services;
+
+class DropService extends BaseService {
+
+}