Fatal error: Uncaught Error: Call to undefined function register_block_type() in /home/.sites/184/site3276142/web/galerie/fuer_web/wp-content/plugins/ninja-forms/blocks/bootstrap.php:21
Stack trace:
#0 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-includes/class-wp-hook.php(286): Ninja_Forms::{closure}('')
#1 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(true, Array)
#2 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-includes/plugin.php(453): WP_Hook->do_action(Array)
#3 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-settings.php(450): do_action('init')
#4 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-config.php(115): require_once('/home/.sites/18...')
#5 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-load.php(37): require_once('/home/.sites/18...')
#6 /home/.sites/184/site3276142/web/galerie/fuer_web/wp-blog-header.php(13): require_once('/home/.sites/18...')
#7 /home/.sites/184/site3276142/web/galerie/fuer_web/index.php(17): req in /home/.sites/184/site3276142/web/galerie/fuer_web/wp-content/plugins/ninja-forms/blocks/bootstrap.php on line 21