Failed to fetchxxx,leancloud登录不进去。

点控制台哪里出现的呢?是通过 https://console.leancloud.cn/login 登录出现的吗?

试试开启隐身模式是否可以登录?也可以打开浏览器开发者工具看看出错的请求是哪个,是否有更详细的报错。

无痕模式可以进去。
正常模式上面连接试过,进不去:
Access to fetch at 'https://cn-n1-console-api.leancloud.cn/1.1/clients/self' from origin 'https://console.leancloud.cn' has been blocked by CORS policy: The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'.
instrument.ts:158
GET https://cn-n1-console-api.leancloud.cn/1.1/clients/self net::ERR_FAILED 401
POST https://cn-n1-console-api.leancloud.cn/1.1/signin net::ERR_FAILED