Fatal error: Uncaught Error: Call to undefined function add_action() in /home/pac84520/public_html/wp-content/plugins/wp-lister-ebay/classes/integration/WooFrontendIntegration.php:10 Stack trace: #0 /home/pac84520/public_html/wp-content/plugins/wp-lister-ebay/classes/integration/WooFrontendIntegration.php(502): WPL_WooFrontendIntegration->__construct() #1 {main} thrown in /home/pac84520/public_html/wp-content/plugins/wp-lister-ebay/classes/integration/WooFrontendIntegration.php on line 10