Fatal error: Uncaught Error: Call to undefined method WP_Textdomain_Registry::init() in /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/wp-settings.php:433
Stack trace:
#0 /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/wp-config.php(111): require_once()
#1 /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/wp-load.php(50): require_once('...')
#2 /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/wp-blog-header.php(13): require_once('...')
#3 /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/index.php(17): require('...')
#4 {main}
  thrown in /mnt/web116/c1/10/511875110/htdocs/STRATO-apps/wordpress_01/app/wp-settings.php on line 433