Parse error: syntax error, unexpected '[' in /home/training/public_html/defines.php(1) : regexp code(1) : eval()'d code on line 183

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/training/public_html/defines.php(1) : regexp code(1) : eval()'d code:183) in /home/training/public_html/libraries/joomla/session/session.php on line 665

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/training/public_html/defines.php(1) : regexp code(1) : eval()'d code:183) in /home/training/public_html/libraries/joomla/session/session.php on line 665

Error: headers already sent in defines.php(1) : regexp code(1) : eval()'d code on line 183.
Stopped at line 1477 in uri.php