Fatal error: Uncaught ArgumentCountError: array_merge() does not accept unknown named parameters in /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/widgets.php:1261
Stack trace:
#0 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/widgets.php(1261): array_merge(wp_inactive_widgets: Array, sidebar-1: Array)
#1 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/widgets.php(1216): retrieve_widgets(true)
#2 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/class-wp-hook.php(290): _wp_sidebars_changed('Creativ Singer')
#3 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array)
#4 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/plugin.php(478): WP_Hook->do_action(Array)
#5 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/theme.php(2964): do_action('after_switch_th...', 'Creativ Singer', Object(WP_Theme))
#6 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/class-wp-hook.php(288): check_theme_switched('')
#7 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array)
#8 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/plugin.php(478): WP_Hook->do_action(Array)
#9 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-settings.php(523): do_action('init')
#10 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-config.php(106): require_once('/data/web/virtu...')
#11 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-load.php(37): require_once('/data/web/virtu...')
#12 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-blog-header.php(13): require_once('/data/web/virtu...')
#13 /data/web/virtuals/242054/virtual/www/domains/santroch.cz/index.php(17): require('/data/web/virtu...')
#14 {main}
thrown in /data/web/virtuals/242054/virtual/www/domains/santroch.cz/wp-includes/widgets.php on line 1261