Javascript Can';t使用axios(Get)Vue.js从服务器检索用户信息

Javascript Can';t使用axios(Get)Vue.js从服务器检索用户信息,javascript,vue.js,vuejs2,Javascript,Vue.js,Vuejs2,我想检索用户信息(如电子邮件、DoB等),在组件中我这样做了: const instance = axios.create({ timeout: 1000, headers: { "content-type": "application/json", "APPLICATION_ID": "XXXXX", "CLIENT_KEY": "XXXXX", "

我想检索用户信息(如电子邮件、DoB等),在组件中我这样做了:

 const instance = axios.create({
            timeout: 1000,
            headers: {
            "content-type": "application/json",
            "APPLICATION_ID": "XXXXX",
            "CLIENT_KEY": "XXXXX",
            "token": "Token"
            }
        });
        instance.get("url/" + app.id)
        .then(function(response) {
            console.log("I am here!");
            app.phone = response.data.result._User.phone;
            app.email = response.data.result._User.email;
            app.dob = response.data.result._User.dob;
            app.website = response.data.result._User.website;
            app.country = response.data.result._User.ountry;
        })
        .catch(function(error) {
            console.log("Error!");
        });
但它始终提供以下错误消息:

Failed to load https:url/XXXXXX: Request header field token is not allowed by Access-Control-Allow-Headers in preflight response.
我如何解决这个问题


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错误

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