diff --git a/webapp/bootstrap/constant.php b/webapp/bootstrap/constant.php
index 8401fb1d..2589ca5b 100644
--- a/webapp/bootstrap/constant.php
+++ b/webapp/bootstrap/constant.php
@@ -64,3 +64,5 @@ const kHAT_LUCKY = 34;
 
 const kHAT_ABS_VAL = 1;
 const kHAT_RATE_VAL = 2;
+
+const kWantedLockType = 3;
diff --git a/webapp/services/MissionService.php b/webapp/services/MissionService.php
index 04822a63..b9da7610 100644
--- a/webapp/services/MissionService.php
+++ b/webapp/services/MissionService.php
@@ -630,14 +630,6 @@ class MissionService extends BaseService {
             myself()->_rspErr(1, 'mission_id parameter error2');
             return;
         }
-        $params = array();
-        {
-            for ($i =10; $i <= 5; ++$i) {
-                if (!empty($missionMeta['param' . $i])) {
-                    array_push($params, $missionMeta['param' . $i]);
-                }
-            }
-        }
         $heroCount = 0;
         $gunCount = 0;
         $objects = explode('|', getReqVal('objects', 0));