Issue Plesk Obsidian 18.0.28 Magento 2 Installation

[eastrocker]

Hello,

i have a issue install Magento 2 with Plesk as Application. Is there a solution for the
symfony composer to install Magento 2.1 in Plesk?

Error:

The following error has occurred during the installation of application: Installation of magento at http://full.quality.domain.name/ failed. Non-zero exit status returned by script. Output stream: 'PHP Fatal error: Uncaught InvalidArgumentException: There are no commands defined in the "setup" namespace. in /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php:501
Stack trace:
#0 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(535): Symfony\Component\Console\Application->findNamespace('setup')
#1 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(192): Symfony\Component\Console\Application->find('setup:install')
#2 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/magento/framework/Console/Cli.php(96): Symfony\Component\Console\Application->doRun(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#3 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(126): Magento\Framework\Console\Cli->doRun(Objec in /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php on line 501
'. Error stream: 'PHP Fatal error: Uncaught InvalidArgumentException: There are no commands defined in the "setup" namespace. in /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php:501
Stack trace:
#0 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(535): Symfony\Component\Console\Application->findNamespace('setup')
#1 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(192): Symfony\Component\Console\Application->find('setup:install')
#2 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/magento/framework/Console/Cli.php(96): Symfony\Component\Console\Application->doRun(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#3 /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php(126): Magento\Framework\Console\Cli->doRun(Objec in /var/www/vhosts/full.quality.domain.name/httpdocs/vendor/symfony/console/Symfony/Component/Console/Application.php on line 501

 

[IgorG]

Magento 2.1 is not compatible with PHP 7.1 or superior according to their system requirements. You have to select a compatible PHP version such as: 5.6 or 7.0