diff --git a/src/main/java/example/filter/LoginFilter.java b/src/main/java/example/filter/LoginFilter.java
index ec238a3..bac32c9 100644
--- a/src/main/java/example/filter/LoginFilter.java
+++ b/src/main/java/example/filter/LoginFilter.java
@@ -24,16 +24,21 @@ public class LoginFilter implements Filter {
         HttpServletResponse response = (HttpServletResponse) servletResponse;
         HttpSession session = request.getSession(false);
         String requestURI = request.getRequestURI();
-        if (requestURI.contains("login.jsp") || requestURI.contains("login") || requestURI.contains("/")) {
-            filterChain.doFilter(request, response);
-        } else {
-            if (session!= null && session.getAttribute("user")!= null) {
-                // 用户已登录，放行请求
+        try {
+            if (requestURI.contains("login.jsp") || requestURI.contains("login") || requestURI.contains("/")) {
                 filterChain.doFilter(request, response);
             } else {
-                // 用户未登录，重定向到登录页面
-                response.sendRedirect("login.jsp");
+                if (session!= null && session.getAttribute("user")!= null) {
+                    // 用户已登录，放行请求
+                    filterChain.doFilter(request, response);
+                } else {
+                    // 用户未登录，重定向到登录页面
+                    response.sendRedirect("login.jsp");
+                }
             }
+        }catch (ServletException | IOException | RuntimeException e) {
+            // 处理异常，例如重定向到错误页面或者返回错误信息
+            response.sendRedirect("/login");
         }
     }
     @Override