Fatal error: Uncaught Error: Class 'Composer\Installers\BaseInstaller' not found in /nfs/bronfs/uwfs/hw00/d88/ecc/wordpress/wp-content/plugins/all-in-one-event-calendar/apiki/vendor/composer/installers/src/Composer/Installers/TaoInstaller.php:7 Stack trace: #0 {main} thrown in /nfs/bronfs/uwfs/hw00/d88/ecc/wordpress/wp-content/plugins/all-in-one-event-calendar/apiki/vendor/composer/installers/src/Composer/Installers/TaoInstaller.php on line 7