Warning: require(/var/www/vhosts/further-engel.de/httpdocs/wp-includes/kses.php): failed to open stream: No such file or directory in /var/www/vhosts/further-engel.de/httpdocs/wp-settings.php on line 239

Fatal error: require(): Failed opening required '/var/www/vhosts/further-engel.de/httpdocs/wp-includes/kses.php' (include_path='.:/opt/plesk/php/7.4/share/pear') in /var/www/vhosts/further-engel.de/httpdocs/wp-settings.php on line 239

Fatal error: Uncaught Error: Call to a member function set() on null in /var/www/vhosts/further-engel.de/httpdocs/wp-includes/l10n.php:856 Stack trace: #0 /var/www/vhosts/further-engel.de/httpdocs/wp-includes/l10n.php(959): load_textdomain() #1 /var/www/vhosts/further-engel.de/httpdocs/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /var/www/vhosts/further-engel.de/httpdocs/wp-includes/l10n.php on line 856