What should I do if centos cannot start apache?

1. Enter the configuration file directory

[root@csit httpd]# cd /etc/httpd/conf.d/

2. View the configuration options

[root@csit conf.d]$ grep NSSEngine *    #可以看到在 nss.conf 这个文件中  
nss.conf:NSSEngine on

3. Comment NSSEngine

[root@csit conf.d]$ vi  nss.conf   
#   SSL Engine Switch:  
#   Enable/Disable SSL for this virtual host.  
NSSEngine on

4. Restart apache

[root@csit httpd]# service httpd restart  
Stopping httpd:  [  OK  ]  
Starting httpd:  [  OK  ]

Recommended tutorial: centos tutorial

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