diff --git a/designer-realize/src/main/java/com/fr/start/module/DesignerStartup.java b/designer-realize/src/main/java/com/fr/start/module/DesignerStartup.java
index 35e51ff8b..9d684a821 100644
--- a/designer-realize/src/main/java/com/fr/start/module/DesignerStartup.java
+++ b/designer-realize/src/main/java/com/fr/start/module/DesignerStartup.java
@@ -1,14 +1,16 @@
 package com.fr.start.module;
 
 
+import com.fr.design.DesignerEnvManager;
 import com.fr.design.mainframe.DesignerContext;
 import com.fr.event.Event;
 import com.fr.event.Listener;
+import com.fr.general.ComparatorUtils;
 import com.fr.module.Activator;
 import com.fr.record.analyzer.EnableMetrics;
 import com.fr.record.analyzer.Metrics;
 import com.fr.start.Designer;
-import com.fr.start.EnvSwitcher;
+import com.fr.start.ServerStarter;
 import com.fr.start.SplashContext;
 import com.fr.startup.activators.BasicActivator;
 import com.fr.workspace.Workspace;
@@ -31,10 +33,20 @@ public class DesignerStartup extends Activator {
         startSub(BasicActivator.class);
         final String[] args = getModule().upFindSingleton(StartupArgs.class).get();
         final Designer designer = new Designer(args);
-        //启动env
+
         startSub(DesignerWorkspaceProvider.class);
+        //启动env
         startSub(EnvBasedModule.class);
-        getRoot().getSingleton(EnvSwitcher.class).switch2LastEnv();
+
+        if (args != null) {
+            for (String arg : args) {
+                if (ComparatorUtils.equals(arg, "demo")) {
+                    DesignerEnvManager.getEnvManager().setCurrentEnv2Default();
+                    ServerStarter.browserDemoURL();
+                    break;
+                }
+            }
+        }
         ExecutorService service = Executors.newSingleThreadExecutor();
         registerEnvListener();
         service.submit(new Runnable() {
diff --git a/designer-realize/src/main/java/com/fr/start/module/DesignerWorkspaceProvider.java b/designer-realize/src/main/java/com/fr/start/module/DesignerWorkspaceProvider.java
index 3a2229229..bd8159c6d 100644
--- a/designer-realize/src/main/java/com/fr/start/module/DesignerWorkspaceProvider.java
+++ b/designer-realize/src/main/java/com/fr/start/module/DesignerWorkspaceProvider.java
@@ -1,10 +1,9 @@
 package com.fr.start.module;
 
 import com.fr.design.DesignerEnvManager;
-import com.fr.general.ComparatorUtils;
+
 import com.fr.module.Activator;
 import com.fr.start.EnvSwitcher;
-import com.fr.start.ServerStarter;
 
 /**
  * Created by juhaoyu on 2018/1/8.
@@ -16,21 +15,11 @@ public class DesignerWorkspaceProvider extends Activator {
     public void start() {
         //检查环境
         DesignerEnvManager.checkNameEnvMap();
-        
-        String[] args = getModule().upFindSingleton(StartupArgs.class).get();
-        if (args != null) {
-            for (String arg : args) {
-                if (ComparatorUtils.equals(arg, "demo")) {
-                    DesignerEnvManager.getEnvManager().setCurrentEnv2Default();
-                    ServerStarter.browserDemoURL();
-                    break;
-                }
-            }
-        }
-
-        getRoot().setSingleton(EnvSwitcher.class, new EnvSwitcher());
+
+        EnvSwitcher switcher = new EnvSwitcher();
         //设置好环境即可，具体跟环境有关的模块会自动调用
-        getRoot().getSingleton(EnvSwitcher.class).switch2LastEnv();
+        switcher.switch2LastEnv();
+        getRoot().setSingleton(EnvSwitcher.class, switcher);
     }