diff --git a/scripts/start.js b/scripts/start.js
index bfb291f3..b8c2aec7 100644
--- a/scripts/start.js
+++ b/scripts/start.js
@@ -1,9 +1,9 @@
 // Do this as the first thing so that any code reading it knows the right env.
 process.env.BABEL_ENV = "development"
 process.env.NODE_ENV = "development"
-process.env.BASE_URL = "http://pre.marketapi.1688sup.com"
-process.env.UNIFIED_API = "http://api.gray.user.1688sup.com/v1"
-process.env.UNIFIED_URL = "http://gray.user.1688sup.com/#/login"
+process.env.BASE_URL = "http://test.marketapi.1688sup.com"
+process.env.UNIFIED_API = "http://api.test.user.1688sup.com/v1"
+process.env.UNIFIED_URL = "http://test.user.1688sup.com/#/login"
 
 // Makes the script crash on unhandled rejections instead of silently
 // ignoring them. In the future, promise rejections that are not handled will
diff --git a/src/components/subnav/main.js b/src/components/subnav/main.js
index 86df35a9..38b7d696 100644
--- a/src/components/subnav/main.js
+++ b/src/components/subnav/main.js
@@ -186,7 +186,7 @@ export default class topNav extends React.Component {
           <div className="linkmenu">
             <div className="dflexaj navshow">
               <div className="linkmenu-row">
-                {this.state.menulinklist.map((item, key) => {
+                {this.state.menulinklist?.map((item, key) => {
                   return item.level == 5 ? (
                     <Link
                       key={key}
diff --git a/src/pages/exchangecode/combiningAdd/index.jsx b/src/pages/exchangecode/combiningAdd/index.jsx
index d841bc30..440f240c 100644
--- a/src/pages/exchangecode/combiningAdd/index.jsx
+++ b/src/pages/exchangecode/combiningAdd/index.jsx
@@ -420,7 +420,7 @@ export default class combiningAdd extends React.Component {
         type: 2,
         quantity: codeInfo.quantity,
         group_cover: codeInfo.group_cover[0].src,
-        group_image: codeInfo.group_image[0] && codeInfo.group_image[0].src,
+        group_image: codeInfo.group_image[0] ? codeInfo.group_image[0].src : "",
         instruction: codeInfo.instruction,
         receive_mode: codeInfo.receive_mode,
         channel: codeInfo.channel,
@@ -469,7 +469,7 @@ export default class combiningAdd extends React.Component {
         type: 2,
         quantity: codeInfo.quantity,
         group_cover: codeInfo.group_cover[0].src,
-        group_image: codeInfo.group_image[0] && codeInfo.group_image[0].src,
+        group_image: codeInfo.group_image[0] ? codeInfo.group_image[0].src : "",
         instruction: codeInfo.instruction,
         receive_mode: codeInfo.receive_mode,
         channel: codeInfo.channel,