centos下httpd 启动失败的解决办法

[root@csit yang]# service httpd start

Starting
httpd:
[FAILED]

----------------------------------------------------------------------------------------------------------------------------------------

[root@csit httpd]# cd
/etc/httpd/conf.d/
#进入配置文件目录

[root@csit conf.d]$ grep NSSEngine
*
#查找配置选项，并且知道在 nss.conf 这个文件中

nss.conf:NSSEngine on

[root@csit conf.d]$ vi nss.conf

#注释NSSEngine

# SSL Engine Switch:

# Enable/Disable SSL for this
virtual host.

#NSSEngine on

[root@csit httpd]# service httpd
restart

Stopping
httpd:
[ OK ]

Starting httpd:
[ OK ]