Съобщение за грешка

• Warning: Cannot modify header information - headers already sent by (output started at /home/gpstron/public_html/site/includes/bootstrap.inc:1692) in drupal_send_headers() (line 1551 of /home/gpstron/public_html/site/includes/bootstrap.inc).
• Error: Call to undefined function openlog() in syslog_watchdog() (line 103 of /home/gpstron/public_html/site/modules/syslog/syslog.module).