相关疑难解决方法(0)

我正在尝试使用以下命令安装新的laravel实例:

composer create-project laravel/larevel authii --prefer-dist

但我遇到了以下问题:

我的互联网连接是在代理服务器上:192.168.20.9:8080 此外,我在Windows平台上win8.1 x64,Xampp有PHP 5.6.11任何帮助吗？

美好的一天的人,我已经有几天这个问题了,当我尝试使用composer下载我的php项目的依赖项时我得到了这个错误

c:\wamp64\www\Test>composer global require "fxp/composer-asset-plugin:^1.3.1"
Changed current directory to C:/Users/Nwachukwu Favour/AppData/Roaming/Composer
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)

Installation failed, reverting ./composer.json to its original content.


  [Composer\Downloader\TransportException]
  The "http://packagist.org/p/provider-2014%241cf88bd0ed4076dc091407477ba2a76483e8598ee5365673381262e6c1d40fcf.jso
  n" file could not be downloaded: failed to open stream: HTTP request failed!


require [--dev] [--prefer-source] [--prefer-dist] [--no-plugins] [--no-progress] [--no-update] [--update-no-dev] [--update-with-dependencies] [--ignore-platform-reqs] [--sort-packages] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--] [<packages>]...

我正在运行Windows 10操作系统,并怀疑我的系统无法从命令行下载.如果有人可以帮助我解决这个问题,我会很高兴,因为它阻碍了我的项目.提前致谢.