Fatal error: Uncaught Error: Call to undefined function register_block_type() in /home/aibirds/ag-takahashi.com/public_html/wp-content/plugins/vk-all-in-one-expansion-unit/inc/child-page-index/child-page-index.php:221 Stack trace: #0 /home/aibirds/ag-takahashi.com/public_html/wp-includes/class-wp-hook.php(286): veu_child_page_index_setup('') #1 /home/aibirds/ag-takahashi.com/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /home/aibirds/ag-takahashi.com/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /home/aibirds/ag-takahashi.com/public_html/wp-settings.php(450): do_action('init') #4 /home/aibirds/ag-takahashi.com/public_html/wp-config.php(93): require_once('/home/aibirds/a...') #5 /home/aibirds/ag-takahashi.com/public_html/wp-load.php(37): require_once('/home/aibirds/a...') #6 /home/aibirds/ag-takahashi.com/public_html/wp-blog-header.php(13): require_once('/home/aibirds/a...') #7 /home/aibirds/ag-takahashi.com/public_html/index.php(17): require('/home/aibirds/a in /home/aibirds/ag-takahashi.com/public_html/wp-content/plugins/vk-all-in-one-expansion-unit/inc/child-page-index/child-page-index.php on line 221