报这个错爲什麽

18:12:41.589 TypeError: (0 , _vue.ref) is not a function
at eval (webpack-internal:///EFNA:26:27)
at Object.EFNA (http://localhost:8081/admin/static/js/pages-dati-index.js:29:1)
at webpack_require (http://localhost:8081/admin/static/js/index.js:854:30)
at fn (http://localhost:8081/admin/static/js/index.js:151:20)
at eval (webpack-internal:///k8Rf:2:844)
at Module.k8Rf (http://localhost:8081/admin/static/js/pages-dati-index.js:125:1)
at webpack_require (http://localhost:8081/admin/static/js/index.js:854:30)
at fn (http://localhost:8081/admin/static/js/index.js:151:20)
at eval (webpack-internal:///OuW1:3:104)
at Module.OuW1 (http://localhost:8081/admin/static/js/pages-dati-index.js:97:1) at admin/static/js/index.js:978
18:12:41.591 [Vue warn]: Failed to resolve async component: function (resolve) {
var component = {
component: webpack_require.e(/! require.ensure | pages-dati-index / "pages-dati-index").then((function () {
return resolve(webpack_require(/! C:/Users/HUAWEI/Documents/HBuilderProjects/kaoshiadmin/pages/dati/index.vue / "OuW1"));
}).bind(null, webpack_require)).catch(webpack_require.oe),
delay: uniConfig['async'].delay,
timeout: uniConfig['async'].timeout
};
if (uniConfig['async']['loading']) {
component.loading = {
name: 'SystemAsyncLoading',
render: function render(createElement) {
return createElement(uniConfig['async']['loading']);
}
};
}
if (uniConfig['async']['error']) {
component.error = {
name: 'SystemAsyncError',
render: function render(createElement) {
return createElement(uniConfig['async']['error']);
}
};
}
return component;
}
Reason: TypeError: (0 , _vue.ref) is not a function