diff --git a/webapp/controller/ChipController.class.php b/webapp/controller/ChipController.class.php
index feef0d66..61f244a7 100644
--- a/webapp/controller/ChipController.class.php
+++ b/webapp/controller/ChipController.class.php
@@ -156,10 +156,10 @@ class ChipController extends BaseAuthedController
             $this->_rspErr(1, "Unable to use nft chip");
             return;
         }
-        if ($chipDbParam['state'] == Chip::FREE_STATE) {
-            $this->_rspErr(1, "Unable to use free chip");
-            return;
-        }
+//        if ($chipDbParam['state'] == Chip::FREE_STATE) {
+//            $this->_rspErr(1, "Unable to use free chip");
+//            return;
+//        }
         if (count(array_filter(explode("|",$chipDbParam['inlay_state']))) > 0){
             $this->_rspErr(1, "The used chip");
             return;
diff --git a/webapp/controller/GunController.class.php b/webapp/controller/GunController.class.php
index 03544e25..4bbd2a88 100644
--- a/webapp/controller/GunController.class.php
+++ b/webapp/controller/GunController.class.php
@@ -847,10 +847,10 @@ class GunController extends BaseAuthedController {
             $this->_rspErr(100, 'NFT cannot be a material');
             return;
         }
-        if ($costGunDb['state'] == Gun::FREE_STATE){
-            $this->_rspErr(100, 'Unable to use free gun');
-            return;
-        }
+//        if ($costGunDb['state'] == Gun::FREE_STATE){
+//            $this->_rspErr(100, 'Unable to use free gun');
+//            return;
+//        }
         if ($gunDb['gun_lv'] != $costGunDb['gun_lv']){
             $this->_rspErr(100, 'You need the same level to do it');
             return;
diff --git a/webapp/controller/HeroController.class.php b/webapp/controller/HeroController.class.php
index f28a17c7..59e114a3 100644
--- a/webapp/controller/HeroController.class.php
+++ b/webapp/controller/HeroController.class.php
@@ -186,10 +186,10 @@ class HeroController extends BaseAuthedController {
                 $this->_rspErr(100, 'NFT cannot be a material');
                 return;
             }
-            if ($costHeroDb['state'] == Hero::FREE_STATE){
-                $this->_rspErr(100, 'Unable to use free hero');
-                return;
-            }
+//            if ($costHeroDb['state'] == Hero::FREE_STATE){
+//                $this->_rspErr(100, 'Unable to use free hero');
+//                return;
+//            }
             switch ($heroDb['hero_lv']){
                 case Hero::LV_1:{
                     if ($heroDb['hero_lv'] < $costHeroDb['hero_lv']){