diff --git a/frontend/src/pages/BacktestList.tsx b/frontend/src/pages/BacktestList.tsx
index 29766c7..ea2bfaf 100644
--- a/frontend/src/pages/BacktestList.tsx
+++ b/frontend/src/pages/BacktestList.tsx
@@ -881,8 +881,8 @@ const BacktestList: React.FC = () => {
               name="copyMode"
             >
               <Select onChange={(value) => setCopyMode(value)}>
-                <Option value="RATIO">{t('backtest.copyModeRatio')}</Option>
-                <Option value="FIXED">{t('backtest.copyModeFixed')}</Option>
+                <Select.Option value="RATIO">{t('backtest.copyModeRatio')}</Select.Option>
+                <Select.Option value="FIXED">{t('backtest.copyModeFixed')}</Select.Option>
               </Select>
             </Form.Item>
 
@@ -1006,9 +1006,9 @@ const BacktestList: React.FC = () => {
               name="keywordFilterMode"
             >
               <Select>
-                <Option value="DISABLED">{t('backtest.keywordFilterModeDisabled')}</Option>
-                <Option value="WHITELIST">{t('backtest.keywordFilterModeWhitelist')}</Option>
-                <Option value="BLACKLIST">{t('backtest.keywordFilterModeBlacklist')}</Option>
+                <Select.Option value="DISABLED">{t('backtest.keywordFilterModeDisabled')}</Select.Option>
+                <Select.Option value="WHITELIST">{t('backtest.keywordFilterModeWhitelist')}</Select.Option>
+                <Select.Option value="BLACKLIST">{t('backtest.keywordFilterModeBlacklist')}</Select.Option>
               </Select>
             </Form.Item>
 
diff --git a/frontend/src/pages/CopyTradingOrders/AddModal.tsx b/frontend/src/pages/CopyTradingOrders/AddModal.tsx
index 6c02044..8619835 100644
--- a/frontend/src/pages/CopyTradingOrders/AddModal.tsx
+++ b/frontend/src/pages/CopyTradingOrders/AddModal.tsx
@@ -473,7 +473,7 @@ const AddModal: React.FC<AddModalProps> = ({
             <LeaderSelect
               leaders={leaders}
               placeholder={t('copyTradingAdd.selectLeaderPlaceholder') || '请选择 Leader'}
-              onSelectChange={(value) => fetchLeaderAssetInfo(value)}
+              onSelectChange={(value) => value !== undefined && fetchLeaderAssetInfo(value)}
               notFoundContent={
                 leaders.length === 0 ? (
                   <div style={{ textAlign: 'center', padding: '12px' }}>