راستی در چند خط آخر log اپاچ انها رو نوشته :

[Tue Jul 31 00:11:02 2012] [notice] SIGHUP received. Attempting to restart
[Tue Jul 31 00:11:05 2012] [warn] module php5_module is already loaded, skipping
Syntax error on line 29 of /etc/httpd/conf/extra/httpd-default.conf:
Invalid command 's', perhaps misspelled or defined by a module not included in the server configuration