fix bug

app/controller/Help.php

@@ -30,7 +30,7 @@ class Help
         $data['sha'] = sha1(json_encode($data));
 
         Db::startTrans();
-        try {
+//        try {
             $info = Db::name("app_help_log")->where("sha", $data['sha'])->find();
             if (!empty($info)) {
                 return show("你今天已经为他助力过，谢谢！");
@@ -54,10 +54,10 @@ class Help
 
             Db::commit();
             return show("助力成功！", SUCCESS_CODE, []);
-        }catch (\Exception $e) {
-            Db::rollback();
-            return show("助力失败！");
-        }
+//        }catch (\Exception $e) {
+//            Db::rollback();
+//            return show("助力失败！");
+//        }
     }
 
     public function lists(){