error in db.php

[24-Mar-2012 05:39:27] PHP Warning: Cannot modify header information – headers already sent by (output started at public_html/wp-config.php:1) in public_html/wp-includes/pluggable.php on line 866

[24-Mar-2012 05:39:31] PHP Warning: Cannot modify header information – headers already sent by (output started at public_html/wp-config.php:1) in public_html/wp-includes/pluggable.php on line 866

[24-Mar-2012 05:42:47] PHP Warning: Cannot modify header information – headers already sent by (output started at public_html/wp-config.php:1) in public_html/wp-includes/pluggable.php on line 866

[24-Mar-2012 05:47:26] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 06:15:57] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 06:17:39] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 06:28:48] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:39:28] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:41:00] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:41:17] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:41:51] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:42:23] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:43:50] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 13:43:57] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 14:01:31] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 14:57:25] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 14:57:26] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 14:57:49] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 15:01:15] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 15:05:50] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281

[24-Mar-2012 15:10:47] PHP Warning: Invalid argument supplied for foreach() in public_html/wp-content/db.php on line 281