Fatal error: Uncaught Error: Interface 'Composer\Plugin\PluginInterface' not found in D:\xampp\htdocs\dole09\wp-content\plugins\magazine-blocks\vendor\composer\installers\src\Composer\Installers\Plugin.php:9 Stack trace: #0 {main} thrown in D:\xampp\htdocs\dole09\wp-content\plugins\magazine-blocks\vendor\composer\installers\src\Composer\Installers\Plugin.php on line 9