对我来说，这发生在我编辑了一个空白的 drivers/etc/hosts 文件，并为本地网站添加了一个条目时，但忽略添加127.0.0.1 localhost

For me, this happened when I edited a blank drivers/etc/hosts file, and added an entry for a local website, but neglected to add 127.0.0.1 localhost