composer问题集合
windows下 composer常见错误及处理。
错误一：
Warning: This development build of composer is over 30 days old. It is recommended to update it by running "C:\ProgramDat\ComposerSetup\bin\composer.phar self-update" to get the latest version.
解决方法：
composer selfupdate
错误二：
You are running composer with xdebug enabled. This has a major impact on runtime
performance. See https://getcomposer.org/xdebug
解决方法：
打开PHP.ini，在zend_extension前加分号
;zend_extension=”d:/wamp/bin/php/php5.5.12/zend_ext/php_xdebug-2.2.5-5.5-vc11-x86_64.dll”
错误三：
Fatal error: Call to undefined method Fxp\Composer\AssetPlugin\Package\Version\ VersionParser::parseLinks() in C:\Documents and Settings\Administrator\Application Data\Composer\vendor\fxp\composer-asset-plugin\Repository\VcsPackageFilter.php on line 272
解决办法：
删除composer资源插件，再重新安装
rm -rf ~/.composer/vendor/fxp ##linux
rm -r %APPDATA%\Composer\vendor\fxp ##windows
重新安装：
composer global require "fxp/composer-asset-plugin:~1.0.3"
#如果还有其它错误，可尝试全局更新：
composer global update
错误四：
[Composer\Downloader\TransportException]
Your configuration does not allow connection to http://ooxx/xxoo.git. See https://getcomposer.org/doc/06-config.md#secure-http for details.
解决方法是设置一个本地或全局的composer配置：
composer config secure-http false
全局设置：
composer config -g secure-http false #默认禁用https请求
错误五：
[Composer\Excepion\NoSslException]
The openssl extension is required for SSL/TLS protection but is not availab le. If you can not enable the openssl extension, you can disable this error , at your own risk, by setting the '...
解决方法:
composer config -g -- disable-tls true #把php的ssl开启
错误六:
[RuntimeException]
You must enable the openssl extension in your php.ini to load information from https://packagist.phpcomposer.com require --dev --prefer-dist
--no-update [--update-no-dev]
--update-with-dependencies [--prefer-stable] [--prefer-lowest] [--sort-packages] -o|--optimize-autoloader --...
解决方法:
php.ini OpenSSL扩展打开
extension=php_openssl.dll
错误七：
[Composer\Exception\NoSslException]
The openssl extension is required for SSL/TLS protection but is not available. If you can not enable the openssl ex
tension, you can disable this error, at your own risk, by setting the 'disable-tls' option to true.
self-update [-r|--rollback] [--clean-backups] [--no-progress] [--update-keys] [--stable] [--preview] [--snapshot] [--set-channel-only] [--] []
解决方法：
composer config -g -- disable-tls true
错误八：
[Composer\Downloader\TransportException]
Your configuration does not allow connections to http://getcomposer.org/versions. See https://getcomposer.org/doc/0
6-config.md#secure-http for details.
self-update [-r|--rollback] [--clean-backups] [--no-progress] [--update-keys] [--stable] [--preview] [--snapshot] [--set-channel-only] [--] []
解决方法：
composer config secure-http false
composer config secure-http false