brian85 hi sil you me if i use php7.2 but it does not help please
`root@mani-Latitude:/var/www/html/flarum# sudo composer create-project flarum/flarum . --stability=beta
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Installing flarum/flarum (v0.1.0-beta.10)
Installing flarum/flarum (v0.1.0-beta.10): Downloading (100%)
Created project in .
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Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
flarum/pusher v0.1.0-beta.3 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
flarum/pusher v0.1.0-beta.5 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
flarum/pusher v0.1.0-beta.6 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
flarum/pusher v0.1.0-beta.8 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
flarum/pusher v0.1.0-beta.8.1 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
flarum/pusher v0.1.0-beta.9 requires pusher/pusher-php-server 2.2 -> satisfiable by pusher/pusher-php-server[2.6.1, 2.6.2, 2.6.3, 2.6.4, v2.2.0, v2.2.1, v2.3.0, v2.4.0, v2.4.1, v2.4.2, v2.5.0, v2.5.0-rc1, v2.5.0-rc2, v2.5.0-rc3, v2.5.0-rc4, v2.6.0].
pusher/pusher-php-server v2.6.0 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.5.0-rc4 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.5.0-rc3 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.5.0-rc2 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.5.0-rc1 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.5.0 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.4.2 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.4.1 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.4.0 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.3.0 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.2.1 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server v2.2.0 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server 2.6.4 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server 2.6.3 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server 2.6.2 requires ext-curl * -> the requested PHP extension curl is missing from your system.
pusher/pusher-php-server 2.6.1 requires ext-curl * -> the requested PHP extension curl is missing from your system.
Installation request for flarum/pusher 0.1.0 -> satisfiable by flarum/pusher[v0.1.0-beta.3, v0.1.0-beta.5, v0.1.0-beta.6, v0.1.0-beta.8, v0.1.0-beta.8.1, v0.1.0-beta.9].
To enable extensions, verify that they are enabled in your .ini files:
/etc/php/7.2/cli/php.ini
/etc/php/7.2/cli/conf.d/10-opcache.ini
/etc/php/7.2/cli/conf.d/10-pdo.ini
/etc/php/7.2/cli/conf.d/15-xml.ini
/etc/php/7.2/cli/conf.d/20-calendar.ini
/etc/php/7.2/cli/conf.d/20-ctype.ini
/etc/php/7.2/cli/conf.d/20-dom.ini
/etc/php/7.2/cli/conf.d/20-exif.ini
/etc/php/7.2/cli/conf.d/20-fileinfo.ini
/etc/php/7.2/cli/conf.d/20-ftp.ini
/etc/php/7.2/cli/conf.d/20-gettext.ini
/etc/php/7.2/cli/conf.d/20-iconv.ini
/etc/php/7.2/cli/conf.d/20-json.ini
/etc/php/7.2/cli/conf.d/20-mbstring.ini
/etc/php/7.2/cli/conf.d/20-phar.ini
/etc/php/7.2/cli/conf.d/20-posix.ini
/etc/php/7.2/cli/conf.d/20-readline.ini
/etc/php/7.2/cli/conf.d/20-shmop.ini
/etc/php/7.2/cli/conf.d/20-simplexml.ini
/etc/php/7.2/cli/conf.d/20-sockets.ini
/etc/php/7.2/cli/conf.d/20-sysvmsg.ini
/etc/php/7.2/cli/conf.d/20-sysvsem.ini
/etc/php/7.2/cli/conf.d/20-sysvshm.ini
/etc/php/7.2/cli/conf.d/20-tokenizer.ini
/etc/php/7.2/cli/conf.d/20-wddx.ini
/etc/php/7.2/cli/conf.d/20-xmlreader.ini
/etc/php/7.2/cli/conf.d/20-xmlwriter.ini
/etc/php/7.2/cli/conf.d/20-xsl.ini
/etc/php/7.2/cli/conf.d/20-zip.ini
You can also run php --ini inside terminal to see which files are used by PHP in CLI mode.
root@mani-Latitude:/var/www/html/flarum# `