Fatal error: Uncaught Error: Call to undefined function add_action() in E:\www\web\wp-content\plugins\wp-carousel-free\admin\class-wp-carousel-free-elementor-block.php:103 Stack trace: #0 E:\www\web\wp-content\plugins\wp-carousel-free\admin\class-wp-carousel-free-elementor-block.php(56): Wp_Carousel_Free_Element_Shortcode_Block->on_plugins_loaded() #1 E:\www\web\wp-content\plugins\wp-carousel-free\admin\class-wp-carousel-free-elementor-block.php(41): Wp_Carousel_Free_Element_Shortcode_Block->__construct() #2 E:\www\web\wp-content\plugins\wp-carousel-free\admin\class-wp-carousel-free-elementor-block.php(140): Wp_Carousel_Free_Element_Shortcode_Block::instance() #3 {main} thrown in E:\www\web\wp-content\plugins\wp-carousel-free\admin\class-wp-carousel-free-elementor-block.php on line 103