Fatal error: Uncaught Error: Call to undefined function wp_get_layout_definitions() in /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-theme-json.php:1641 Stack trace: #0 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-theme-json.php(3114): WP_Theme_JSON->get_layout_styles(Array) #1 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-theme-json.php(1385): WP_Theme_JSON->get_root_layout_rules('body', Array) #2 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/global-styles-and-settings.php(235): WP_Theme_JSON->get_stylesheet(Array, Array) #3 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/script-loader.php(2542): wp_get_global_stylesheet() #4 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-hook.php(324): wp_enqueue_global_styles('') #5 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #6 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #7 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/script-loader.php(2299): do_action('wp_enqueue_scri...') #8 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-hook.php(324): wp_enqueue_scripts('') #9 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #10 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #11 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/general-template.php(3192): do_action('wp_head') #12 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-content/themes/shoptimizer/header.php(18): wp_head() #13 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/template.php(810): require_once('/home/klient.dh...') #14 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/template.php(745): load_template('/home/klient.dh...', true, Array) #15 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #16 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-content/themes/shoptimizer/page.php(13): get_header() #17 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/template-loader.php(106): include('/home/klient.dh...') #18 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-blog-header.php(19): require_once('/home/klient.dh...') #19 /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/index.php(17): require('/home/klient.dh...') #20 {main} thrown in /home/klient.dhosting.pl/chaff5/outletto.pl/public_html/wp-includes/class-wp-theme-json.php on line 1641