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Mensaje de error

• Warning: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in include_once() (line 300 of /home3/sistema/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 301 of /home3/sistema/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 309 of /home3/sistema/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 316 of /home3/sistema/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 819 of /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: session_name(): Cannot change session name when headers already sent in drupal_settings_initialize() (line 831 of /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: session_set_save_handler(): Cannot change save handler when headers already sent in drupal_session_initialize() (line 242 of /home3/sistema/public_html/includes/session.inc).
• Warning: session_id(): Cannot change session id when headers already sent in drupal_session_initialize() (line 266 of /home3/sistema/public_html/includes/session.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) in drupal_send_headers() (line 1503 of /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) in drupal_send_headers() (line 1503 of /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) in drupal_send_headers() (line 1503 of /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) en drupal_send_headers() (línea 1503 de /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) en drupal_send_headers() (línea 1503 de /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) en drupal_send_headers() (línea 1503 de /home3/sistema/public_html/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home3/sistema/public_html/misc/typo3/phar-stream-wrapper/src/PharStreamWrapper.php:479) en drupal_send_headers() (línea 1499 de /home3/sistema/public_html/includes/bootstrap.inc).
• Notice: Trying to access array offset on value of type bool en block_page_build() (línea 266 de /home3/sistema/public_html/modules/block/block.module).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters en drupal_get_feeds() (línea 394 de /home3/sistema/public_html/includes/common.inc).