fix: 路由加载不存在的页面异常

@@ -82,7 +82,7 @@ export function transformObjToRoute<T = AppRouteModule>(routeList: AppRouteModul
         route.meta = meta;
       }
     }
-    if (!route.path.startsWith('/') && route.meta.isLink) {
+    if (!route.path?.startsWith('/') && route.meta.isLink) {
       route.path = `${OUTSIDE_LINK_PREFIX}${route.path}`;
     }
     route.children && asyncImportRoute(route.children);