I want to create a new symfony project but I find a problem when I use the command php symfony.phar new Symfony
I used Ubuntu 16.04
/var/www$ php symfony.phar new Symfony
[GuzzleHttp\Exception\RequestException]
Error creating resource: [message] fopen(): Failed to enable crypto
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 406
[message] fopen(https://get.symfony.com/symfony.version): failed to open st
ream: operation failed
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 406
[message] Undefined variable: http_response_header
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 407
[GuzzleHttp\Ring\Exception\RingException]
Error creating resource: [message] fopen(): Failed to enable crypto
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 406
[message] fopen(https://get.symfony.com/symfony.version): failed to open st
ream: operation failed
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 406
[message] Undefined variable: http_response_header
[file] phar:///var/www/symfony.phar/vendor/guzzlehttp/ringphp/src/Client/St
reamHandler.php
[line] 407
Tell me a person modify the read-only file /etc/php.ini and download the following line
;extension=php_openssl.dll