请帮忙分析下我的错误日志，网站经常打开空白

error_log
ASCII text
[03-Aug-2013 07:33:31 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876
[03-Aug-2013 07:33:32 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876
[03-Aug-2013 07:33:32 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876
[03-Aug-2013 08:27:42 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876
[03-Aug-2013 08:40:45 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876
[03-Aug-2013 08:54:44 UTC] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/baobeiha/public_html/wp-config.php:1) in /home/baobeiha/public_html/wp-includes/pluggable.php on line 876