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