diff --git a/src/main/java/com/pearadmin/common/context/UserContext.java b/src/main/java/com/pearadmin/common/context/UserContext.java
index 45152de5098964da78d4713660d5c0ecf7e670f7..6b81fa5923ea2e8523ba0009fe7c619a5cc320fc 100644
--- a/src/main/java/com/pearadmin/common/context/UserContext.java
+++ b/src/main/java/com/pearadmin/common/context/UserContext.java
@@ -51,7 +51,13 @@ public class UserContext {
     /**
      * SysUser 当前用户
      * */
-    public SysUser getPrincipal(){ return (SysUser) getAuthentication().getPrincipal(); }
+    public SysUser getPrincipal(){
+        try {
+            return (SysUser) getAuthentication().getPrincipal();
+        } catch (NullPointerException e){
+            return new SysUser();
+        }
+    }
 
     /**
      * Username 当前用户名