diff --git a/app/controller/Crawler.php b/app/controller/Crawler.php
index 4ba5f03..cf80288 100644
--- a/app/controller/Crawler.php
+++ b/app/controller/Crawler.php
@@ -41,25 +41,33 @@ class Crawler extends BaseController
      */
     public function getUserConfig()
     {
+        // 强制返回JSON，设置响应头
         header('Content-Type: application/json; charset=utf-8');
         
-        $username = Session::get('username', '');
-        
-        if (empty($username)) {
+        try {
+            $username = Session::get('username', '');
+            
+            if (empty($username)) {
+                return json([
+                    'code' => 0,
+                    'msg' => '未登录',
+                ]);
+            }
+            
+            $configService = new UserConfigService();
+            $config = $configService->getUserConfig($username);
+            
+            return json([
+                'code' => 1,
+                'data' => $config,
+                'msg' => '获取成功',
+            ]);
+        } catch (\Exception $e) {
             return json([
                 'code' => 0,
-                'msg' => '未登录',
+                'msg' => '获取失败: ' . $e->getMessage(),
             ]);
         }
-        
-        $configService = new UserConfigService();
-        $config = $configService->getUserConfig($username);
-        
-        return json([
-            'code' => 1,
-            'data' => $config,
-            'msg' => '获取成功',
-        ]);
     }
     
     /**
@@ -67,30 +75,38 @@ class Crawler extends BaseController
      */
     public function saveUserConfig()
     {
+        // 强制返回JSON，设置响应头
         header('Content-Type: application/json; charset=utf-8');
         
-        $username = Session::get('username', '');
-        
-        if (empty($username)) {
+        try {
+            $username = Session::get('username', '');
+            
+            if (empty($username)) {
+                return json([
+                    'code' => 0,
+                    'msg' => '未登录',
+                ]);
+            }
+            
+            $config = [
+                'jsessionid1' => $this->request->param('jsessionid1', ''),
+                'jsessionid2' => $this->request->param('jsessionid2', ''),
+                'serverid' => $this->request->param('serverid', ''),
+                'examid' => $this->request->param('examid', ''),
+                'bmid' => $this->request->param('bmid', ''),
+                'userid' => $this->request->param('userid', ''),
+            ];
+            
+            $configService = new UserConfigService();
+            $result = $configService->saveUserConfig($username, $config);
+            
+            return json($result);
+        } catch (\Exception $e) {
             return json([
                 'code' => 0,
-                'msg' => '未登录',
+                'msg' => '保存失败: ' . $e->getMessage(),
             ]);
         }
-        
-        $config = [
-            'jsessionid1' => $this->request->param('jsessionid1', ''),
-            'jsessionid2' => $this->request->param('jsessionid2', ''),
-            'serverid' => $this->request->param('serverid', ''),
-            'examid' => $this->request->param('examid', ''),
-            'bmid' => $this->request->param('bmid', ''),
-            'userid' => $this->request->param('userid', ''),
-        ];
-        
-        $configService = new UserConfigService();
-        $result = $configService->saveUserConfig($username, $config);
-        
-        return json($result);
     }
 
     /**
diff --git a/app/middleware/Auth.php b/app/middleware/Auth.php
index d720be5..d4c83f6 100644
--- a/app/middleware/Auth.php
+++ b/app/middleware/Auth.php
@@ -20,9 +20,16 @@ class Auth
         // 检查是否已登录
         $username = session('username');
         
+        // 获取路径信息
+        $pathinfo = $request->pathinfo();
+        
+        // 判断是否为API请求（非index页面）
+        $isApiRequest = $pathinfo !== 'crawler' && strpos($pathinfo, 'crawler/') === 0;
+        
         if (empty($username)) {
-            // 如果是AJAX请求，返回JSON
-            if ($request->isAjax()) {
+            // 如果是API请求，返回JSON
+            if ($isApiRequest || $request->isAjax()) {
+                header('Content-Type: application/json; charset=utf-8');
                 return json([
                     'code' => 0,
                     'msg' => '请先登录',