Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/pac84520/public_html/wp-content/plugins/woocommerce-import-from-ebay/classes/wc_ebay_import_updater.php:13 Stack trace: #0 /home/pac84520/public_html/wp-content/plugins/woocommerce-import-from-ebay/classes/wc_ebay_import_updater.php(228): wc_ebay_import_updater->__construct() #1 {main} thrown in /home/pac84520/public_html/wp-content/plugins/woocommerce-import-from-ebay/classes/wc_ebay_import_updater.php on line 13