Fatal error: Uncaught Error: Call to undefined function wp_is_rest_endpoint() in /wp-includes/script-loader.php:2615 Stack trace: #0 /wp-includes/script-loader.php(1806): wp_should_load_separate_core_block_assets() #1 /wp-includes/class-wp-hook.php(324): wp_default_styles(Object(WP_Styles)) #2 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #3 /wp-includes/plugin.php(565): WP_Hook->do_action(Array) #4 /wp-includes/class-wp-styles.php(135): do_action_ref_array('wp_default_styl...', Array) #5 /wp-includes/functions.wp-styles.php(24): WP_Styles->__construct() #6 /wp-includes/functions.wp-styles.php(132): wp_styles() #7 /wp-content/plugins/elementor/core/page-assets/loader.php(104): wp_register_style('e-animations', 'http://bukkc.pl...', Array, '3.18.1') #8 /wp-content/plugins/elementor/core/page-assets/loader.php(113): Elementor\Core\Page_Assets\Loader->register_assets() #9 /wp-content/plugins/elementor/includes/plugin.php(737): Elementor\Core\Page_Assets\Loader->__construct() #10 /wp-content/plugins/e in /wp-includes/script-loader.php on line 2615