Fatal error: Uncaught Error: Call to undefined function add_action() in /home/shineqat/public_html/wp-content/plugins/woocommerce-quotation/functions/adq-quote-ajax.php:59 Stack trace: #0 {main} thrown in /home/shineqat/public_html/wp-content/plugins/woocommerce-quotation/functions/adq-quote-ajax.php on line 59