Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class "WP_Duotone" not found in /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/class-wp-hook.php:303
Stack trace:
#0 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/plugin.php(189): WP_Hook->apply_filters()
#1 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/blocks.php(335): apply_filters()
#2 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/blocks/archives.php(115): register_block_type_from_metadata()
#3 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/class-wp-hook.php(303): register_block_core_archives()
#4 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#5 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/plugin.php(470): WP_Hook->do_action()
#6 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-settings.php(578): do_action()
#7 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-config.php(89): require_once('...')
#8 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-load.php(50): require_once('...')
#9 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-blog-header.php(13): require_once('...')
#10 /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/index.php(17): require('...')
#11 {main}
  thrown in /mnt/web424/d0/27/59482827/htdocs/xWordPress_01/wp-includes/class-wp-hook.php on line 303