Error message

• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_environment_initialize() (line 699 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_environment_initialize() (line 700 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_environment_initialize() (line 701 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_environment_initialize() (line 704 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_environment_initialize() (line 706 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in include_once() (line 302 of /home/iaeam/public_html/sites/default/settings.php).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in include_once() (line 303 of /home/iaeam/public_html/sites/default/settings.php).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in include_once() (line 311 of /home/iaeam/public_html/sites/default/settings.php).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in include_once() (line 318 of /home/iaeam/public_html/sites/default/settings.php).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_settings_initialize() (line 826 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent in drupal_settings_initialize() (line 835 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: session_name(): Session name cannot be changed after headers have already been sent in drupal_settings_initialize() (line 838 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent in drupal_session_initialize() (line 245 of /home/iaeam/public_html/includes/session.inc).
• Warning: session_id(): Session ID cannot be changed after headers have already been sent in drupal_session_initialize() (line 269 of /home/iaeam/public_html/includes/session.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/iaeam/public_html/index.php:4) in drupal_send_headers() (line 1555 of /home/iaeam/public_html/includes/bootstrap.inc).
• Warning: Trying to access array offset on value of type null in template_preprocess_tb_megamenu_subnav() (line 296 of /home/iaeam/public_html/sites/all/modules/tb_megamenu/tb_megamenu.themes.inc).
• Warning: Trying to access array offset on value of type null in template_preprocess_tb_megamenu_item() (line 86 of /home/iaeam/public_html/sites/all/modules/tb_megamenu/tb_megamenu.themes.inc).
• Warning: Trying to access array offset on value of type null in template_preprocess_tb_megamenu_item() (line 86 of /home/iaeam/public_html/sites/all/modules/tb_megamenu/tb_megamenu.themes.inc).