мультисайт вордпресс

пытаюсь запустить мультисайт вордпресс

после добавления

/* Это всё, дальше не редактируем. Успехов! */
define(‘MULTISITE’, true); define(‘SUBDOMAIN_INSTALL’, true); define(‘DOMAIN_CURRENT_SITE’, ‘bomond-spb.ru’); define(‘PATH_CURRENT_SITE’, ‘/’); define(‘SITE_ID_CURRENT_SITE’, 1); define(‘BLOG_ID_CURRENT_SITE’, 1);

и включения .htaccess

RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ — [L]

# add a trailing slash to /wp-admin
RewriteRule ^wp-admin$ wp-admin/ [R=301,L]

RewriteCond %{REQUEST_FILENAME} -f [OR]
RewriteCond %{REQUEST_FILENAME} -d
RewriteRule ^ — [L]
RewriteRule ^(wp-(content|admin|includes).*) $1 [L]
RewriteRule ^(.*\.php)$ $1 [L]
RewriteRule . index.php [L]

при попытке входа пишет ошибки

Warning: Cannot modify header information — headers already sent by (output started at /home/airat1904/bomond-spb/wp-config.php:1) in /home/airat1904/bomond-spb/wp-login.php on line 414

Warning: Cannot modify header information — headers already sent by (output started at /home/airat1904/bomond-spb/wp-config.php:1) in /home/airat1904/bomond-spb/wp-login.php on line 426

Warning: Cannot modify header information — headers already sent by (output started at /home/airat1904/bomond-spb/wp-config.php:1) in /home/airat1904/bomond-spb/wp-includes/pluggable.php on line 861

Warning: Cannot modify header information — headers already sent by (output started at /home/airat1904/bomond-spb/wp-config.php:1) in /home/airat1904/bomond-spb/wp-includes/pluggable.php on line 862

Warning: Cannot modify header information — headers already sent by (output started at /home/airat1904/bomond-spb/wp-config.php:1) in /home/airat1904/bomond-spb/wp-includes/pluggable.php on line 863

как быть с этим ?