Fatal error: Uncaught ArgumentCountError: array_merge() does not accept unknown named parameters in /home/klient.dhosting.pl/khazad/kmdm/wp-includes/widgets.php:1261 Stack trace: #0 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/widgets.php(1261): array_merge(wp_inactive_widgets: Array, sidebar-1: Array, header-widget: Array, footer-widget-1: Array, footer-widget-2: Array, advanced-footer-widget-1: Array, advanced-footer-widget-2: Array, advanced-footer-widget-3: Array, advanced-footer-widget-4: Array) #1 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/widgets.php(1216): retrieve_widgets(true) #2 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/class-wp-hook.php(289): _wp_sidebars_changed('point') #3 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #4 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #5 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/theme.php(2977): do_action('after_switch_th...', 'point', Object(WP_Theme)) #6 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/class-wp-hook.php(287): check_theme_switched('') #7 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #8 /home/klient.dhosting.pl/khazad/kmdm/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #9 /home/klient.dhosting.pl/khazad/kmdm/wp-settings.php(540): do_action('init') #10 /home/klient.dhosting.pl/khazad/kmdm/wp-config.php(85): require_once('/home/klient.dh...') #11 /home/klient.dhosting.pl/khazad/kmdm/wp-load.php(37): require_once('/home/klient.dh...') #12 /home/klient.dhosting.pl/khazad/kmdm/wp-blog-header.php(13): require_once('/home/klient.dh...') #13 /home/klient.dhosting.pl/khazad/kmdm/index.php(17): require('/home/klient.dh...') #14 {main} thrown in /home/klient.dhosting.pl/khazad/kmdm/wp-includes/widgets.php on line 1261