Fatal error: Uncaught Error: Interface 'Composer\Plugin\PluginInterface' not found in /home/clmepl5/public_html/web/app/plugins/sitepress-multilingual-cms/vendor/composer/installers/src/Composer/Installers/Plugin.php:9
Stack trace:
#0 {main}
thrown in /home/clmepl5/public_html/web/app/plugins/sitepress-multilingual-cms/vendor/composer/installers/src/Composer/Installers/Plugin.php on line 9