[03-Feb-2024 13:16:42 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function add_action() in /home/klbtheme/public_html/machic/wp-content/plugins/machic-core/woocommerce-filter/sticky-single-cart/sticky-single-cart.php:9
Stack trace:
#0 {main}
  thrown in /home/klbtheme/public_html/machic/wp-content/plugins/machic-core/woocommerce-filter/sticky-single-cart/sticky-single-cart.php on line 9
