21th Century Orchestra in Italy: Ready to succeed (Spain)

Error message

Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in drupal_environment_initialize() (line 699 of /home/carlosbadia/public_html/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 /home/carlosbadia/public_html/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 701 of /home/carlosbadia/public_html/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 704 of /home/carlosbadia/public_html/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 706 of /home/carlosbadia/public_html/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 90 of /home/carlosbadia/public_html/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 91 of /home/carlosbadia/public_html/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 100 of /home/carlosbadia/public_html/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 107 of /home/carlosbadia/public_html/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 826 of /home/carlosbadia/public_html/includes/bootstrap.inc).
Warning: session_name(): Cannot change session name when headers already sent in drupal_settings_initialize() (line 838 of /home/carlosbadia/public_html/includes/bootstrap.inc).