vite + vue3项目开发环境 chrome 71.0.3578.98 报错

Question

依赖版本：

"vite": "2.4.2",    
"vue": "^3.1.2",
"vue-router": "^4.0.10"

main.js：

xxx

import router from './router'

xxx

app
    .use(store)
    .use(router)
    .mount('#app')

router/index.js:

import { createRouter, createWebHashHistory } from "vue-router";
import Home from "../views/Home.vue";

const routes = [
    {
        path: '/',
        redirect: '/dashboard'
    }, {
        path: "/",
        name: "Home",
        component: Home,
        children: [
            {
                path: "/dashboard",
                name: "dashboard",
                meta: {
                    title: '系统首页'
                },
                component: () => import( /* webpackChunkName: "dashboard" */ "../views/Dashboard.vue")
            }, {
                path: "/table",
                name: "basetable",
                meta: {
                    title: '表格'
                },
                component: () => import( /* webpackChunkName: "table" */ "../views/BaseTable.vue")
            },
            
            xxx
            
        ]
    }, {
        path: "/login",
        name: "Login",
        meta: {
            title: '登录'
        },
        component: () => import( /* webpackChunkName: "login" */ "../views/Login.vue")
    }
];
const router = createRouter({
    history: createWebHashHistory(),
    routes
});

router.beforeEach((to, from, next) => {
    document.title = `${to.meta.title} | vue-manage-system`;
    const role = localStorage.getItem('ms_username');
    if (!role && to.path !== '/login') {
        next('/login');
    } else if (to.meta.permission) {
        // 如果是管理员权限则可进入，这里只是简单的模拟管理员权限而已
        role === 'admin'
            ? next()
            : next('/403');
    } else {
        next();
    }
});

export default router;

报错：