Сообщение об ошибке

• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 695 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 696 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 697 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 700 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 702 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in include_once() (line 267 of /var/www/u0019092/public_html/rukolibri.ru/sites/default/settings.php).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in include_once() (line 268 of /var/www/u0019092/public_html/rukolibri.ru/sites/default/settings.php).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in include_once() (line 276 of /var/www/u0019092/public_html/rukolibri.ru/sites/default/settings.php).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in include_once() (line 283 of /var/www/u0019092/public_html/rukolibri.ru/sites/default/settings.php).
• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_settings_initialize() (line 819 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: session_name(): Cannot change session name when headers already sent in drupal_settings_initialize() (line 831 of /var/www/u0019092/public_html/rukolibri.ru/includes/bootstrap.inc).
• Warning: session_set_save_handler(): Cannot change save handler when headers already sent in drupal_session_initialize() (line 242 of /var/www/u0019092/public_html/rukolibri.ru/includes/session.inc).
• Warning: session_id(): Cannot change session id when headers already sent in drupal_session_initialize() (line 266 of /var/www/u0019092/public_html/rukolibri.ru/includes/session.inc).