diff --git a/backend/platform-system/pom.xml b/backend/platform-system/pom.xml
index f091f62..388da3b 100644
--- a/backend/platform-system/pom.xml
+++ b/backend/platform-system/pom.xml
@@ -74,6 +74,11 @@
             <artifactId>easy-captcha</artifactId>
         </dependency>
 
+
+        <dependency>
+            <groupId>org.openjdk.nashorn</groupId>
+            <artifactId>nashorn-core</artifactId>
+        </dependency>
         <!-- SpringDoc OpenAPI -->
         <dependency>
             <groupId>org.springdoc</groupId>
diff --git a/backend/platform-system/src/main/java/com/yfd/platform/system/domain/LoginUser.java b/backend/platform-system/src/main/java/com/yfd/platform/system/domain/LoginUser.java
index a920cb2..daee77a 100644
--- a/backend/platform-system/src/main/java/com/yfd/platform/system/domain/LoginUser.java
+++ b/backend/platform-system/src/main/java/com/yfd/platform/system/domain/LoginUser.java
@@ -32,6 +32,10 @@ public class LoginUser implements UserDetails {
     @Override
     public Collection<? extends GrantedAuthority> getAuthorities() {
         // 将权限信息放入集合
+        if (permissions == null || permissions.isEmpty()) {
+            authorities = new java.util.ArrayList<>();
+            return authorities;
+        }
         authorities = permissions.stream()
                 .map(SimpleGrantedAuthority::new)
                 .collect(Collectors.toList());