drupa8 安装 An AJAX HTTP request terminated abnormally 错误

报错信息

 An AJAX HTTP request terminated abnormally.
Debugging information follows.
Path: /core/install.php?rewrite=ok&langcode=zh-hans&profile=standard&id=2&op=do_nojs&op=do
StatusText: error
ResponseText: 
ReadyState: 0

原因没使用php7.0以上