diff --git a/designer-base/src/main/java/com/fr/design/DesignerEnvManager.java b/designer-base/src/main/java/com/fr/design/DesignerEnvManager.java
index da2f0e0dc7..6f1c94eee3 100644
--- a/designer-base/src/main/java/com/fr/design/DesignerEnvManager.java
+++ b/designer-base/src/main/java/com/fr/design/DesignerEnvManager.java
@@ -1472,7 +1472,10 @@ public class DesignerEnvManager implements XMLReadable, XMLWriter {
     }
 
     public String getUUID() {
-        return StringUtils.isEmpty(uuid) ? UUID.randomUUID().toString() : uuid;
+        if (StringUtils.isEmpty(uuid)) {
+            uuid = UUID.randomUUID().toString();
+        }
+        return uuid;
     }
 
     public int getActiveKeyStatus() {
diff --git a/designer-base/src/test/java/com/fr/design/DesignerEnvManagerTest.java b/designer-base/src/test/java/com/fr/design/DesignerEnvManagerTest.java
index b7d123d66e..f60d6da291 100644
--- a/designer-base/src/test/java/com/fr/design/DesignerEnvManagerTest.java
+++ b/designer-base/src/test/java/com/fr/design/DesignerEnvManagerTest.java
@@ -3,6 +3,7 @@ package com.fr.design;
 import junit.framework.TestCase;
 
 import java.util.Locale;
+import org.junit.Assert;
 
 public class DesignerEnvManagerTest extends TestCase{
 
@@ -17,4 +18,11 @@ public class DesignerEnvManagerTest extends TestCase{
         assertEquals("下边界", envManager.getLanguage(), Locale.SIMPLIFIED_CHINESE);
 
     }
+
+    public void testGetUUID() {
+        DesignerEnvManager envManager = new DesignerEnvManager();
+        String uuid0 = envManager.getUUID();
+        String uuid1 = envManager.getUUID();
+        Assert.assertEquals(uuid0, uuid1);
+    }
 }