Fatal error: Uncaught Error: Interface 'Composer\Plugin\PluginInterface' not found in /home/pac84520/public_html/wp-content/plugins/woocommerce-paypal-payments/vendor/wikimedia/composer-merge-plugin/src/MergePlugin.php:76 Stack trace: #0 {main} thrown in /home/pac84520/public_html/wp-content/plugins/woocommerce-paypal-payments/vendor/wikimedia/composer-merge-plugin/src/MergePlugin.php on line 76