composer install后报 file could not be downloaded
作者：
秒速五厘米
文章简介：
composer install后报 file could not be downloaded
报错截图如下
报错内容：
[ComposerDownloaderTransportException]
The "https://packagist.org/p/provider-2018-01%245364abf20a2335046831825d0f875bd8117c10523d85a475acb2056d7214e62e.
json" file could not be downloaded (HTTP/1.1 404 Not Found)
解决方法
修改 composer 的全局配置文件
打开命令行窗口（windows用户）或控制台（Linux、Mac 用户）并执行如下命令：
复制
composer config -g repo.packagist composer https://packagist.phpcomposer.com