Fatal error: Uncaught Error: Class "Composer\Installers\BaseInstaller" not found in /home/ashraf.helioho.st/waken.helioho.st/user/plugins/presentation/vendor/composer/installers/src/Composer/Installers/ElggInstaller.php:4 Stack trace: #0 {main} thrown in /home/ashraf.helioho.st/waken.helioho.st/user/plugins/presentation/vendor/composer/installers/src/Composer/Installers/ElggInstaller.php on line 4