What to do if httpd cannot be started under centos

Problem:

Failed to open httpd, as shown in the figure:

(Recommended tutorial: centos Tutorial)

Solution:

1. Enter the configuration file directory

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

2. Find the configuration option

[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 httpd

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

Recommended related video tutorials: linux video tutorial

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