Fatal error: Uncaught Error: Call to undefined function block_has_support() in /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/block-supports/align.php:18
Stack trace:
#0 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/class-wp-block-supports.php(153): wp_register_alignment_support(Object(WP_Block_Type))
#1 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/class-wp-block-supports.php(67): WP_Block_Supports->register_attributes()
#2 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/class-wp-hook.php(292): WP_Block_Supports::init('')
#3 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters(NULL, Array)
#4 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/plugin.php(484): WP_Hook->do_action(Array)
#5 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-settings.php(560): do_action('init')
#6 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-config.php(107): require_once('/customers/9/4/...')
#7 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-load.php(37): require_once('/customers/9/4/...')
#8 /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-blog-header.php(13): require_once('/customers/9/4/...')
#9 /customers/9/4/2/bjarne-jensen.dk/httpd.www/index.php(17): require('/customers/9/4/...')
#10 {main}
  thrown in /customers/9/4/2/bjarne-jensen.dk/httpd.www/wp-includes/block-supports/align.php on line 18