Fatal error: Uncaught Error: Call to undefined function register_block_type() in /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-content/plugins/uji-countdown/src/blocks.php:65 Stack trace: #0 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-includes/class-wp-hook.php(298): uji_countdown_2020_uji_block_assets('') #1 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(NULL, Array) #2 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-settings.php(448): do_action('init') #4 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-config.php(115): require_once('/homepages/16/d...') #5 /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-load.p in /homepages/16/d20101587/htdocs/familie-welter.net/synthetic-orange.net/wordpress/wp-content/plugins/uji-countdown/src/blocks.php on line 65