diff --git a/web/src/pages/UserManagement.tsx b/web/src/pages/UserManagement.tsx
index 036b94c..5547d51 100644
--- a/web/src/pages/UserManagement.tsx
+++ b/web/src/pages/UserManagement.tsx
@@ -20,7 +20,6 @@ import {
 import {
   ArrowLeftOutlined,
   UserOutlined,
-  TrophyOutlined,
   CheckCircleOutlined,
   CloseCircleOutlined,
 } from '@ant-design/icons'
@@ -164,7 +163,6 @@ const UserManagement: React.FC = () => {
                 <Statistic
                   title="总答题数"
                   value={totalStats.totalAnswers}
-                  prefix={<TrophyOutlined />}
                   valueStyle={{ color: '#52c41a' }}
                 />
               </Card>
@@ -304,7 +302,9 @@ const UserManagement: React.FC = () => {
       >
         {detailLoading ? (
           <div style={{ textAlign: 'center', padding: '50px 0' }}>
-            <Spin size="large" tip="加载中..." />
+            <Spin size="large">
+              <div style={{ paddingTop: 50 }}>加载中...</div>
+            </Spin>
           </div>
         ) : (
           selectedUser && (
@@ -420,7 +420,7 @@ const UserManagement: React.FC = () => {
               </Descriptions>
 
               {/* 题型统计 */}
-              {selectedUser.type_stats.length > 0 && (
+              {selectedUser.type_stats && selectedUser.type_stats.length > 0 && (
                 <>
                   <Title level={5}>题型统计</Title>
                   <Table