Сообщение об ошибке

• Warning: Cannot modify header information - headers already sent by (output started at /home/host1347583/crt-lab.ru/htdocs/www/index.php:3) in drupal_send_headers() (line 1236 of /home/host1347583/crt-lab.ru/htdocs/www/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/host1347583/crt-lab.ru/htdocs/www/index.php:3) in drupal_send_headers() (line 1236 of /home/host1347583/crt-lab.ru/htdocs/www/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/host1347583/crt-lab.ru/htdocs/www/index.php:3) in drupal_send_headers() (line 1236 of /home/host1347583/crt-lab.ru/htdocs/www/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/host1347583/crt-lab.ru/htdocs/www/index.php:3) в функции drupal_send_headers() (строка 1236 в файле /home/host1347583/crt-lab.ru/htdocs/www/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/host1347583/crt-lab.ru/htdocs/www/index.php:3) в функции drupal_send_headers() (строка 1236 в файле /home/host1347583/crt-lab.ru/htdocs/www/includes/bootstrap.inc).