If you have the latest composer, and work behind a proxy, this worked for me:
export http_proxy=http://ip:port export HTTP_PROXY=http://ip export https_proxy= export HTTPS_PROXY=
/opt/lampp/htdocs# composer create-project laravel/laravel sampleApp --prefer-dist [Composer\Downloader\TransportException] The "https://packagist.org/packages.json" file could not be downloaded: SSL operation failed with code 1. OpenSSL Error messages: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed Failed to enable crypto failed to open stream: operation failed create-project [-s|--stability="..."] [--prefer-source] [--prefer-dist] [--repository-url="..."] [--dev] [--no-dev] [--no-plugins] [--no-custom-installers] [--no-scripts] [--no-progress] [--keep-vcs] [--no-install] [--ignore-platform-reqs] [package] [directory] [version]
-> bitte helfen sie mir für dieses problem
If you have the latest composer, and work behind a proxy, this worked for me:
export http_proxy=http://ip:port export HTTP_PROXY=http://ip export https_proxy= export HTTPS_PROXY=