add

application/Admin/Controller/WelfareController.class.php

@@ -43,9 +43,8 @@ class WelfareController extends AdminbaseController
                     M("welfare_rate")->add($p);
                 } else {
                     $a = M("welfare_rate")->where("id=1");
-                    $a->price = $price;
-                    $b = $a->save();
-                    var_dump($check);
+                    $b = $a->save(['price' => $price]);
+                    var_dump($b);
                     die;
                 }
             }