Fatal error: Uncaught Error: Class 'OCDI\PluginInstaller' not found in /var/www/html/wp-content/plugins/one-click-demo-import/views/install-plugins.php:10 Stack trace: #0 {main} thrown in /var/www/html/wp-content/plugins/one-click-demo-import/views/install-plugins.php on line 10