#Check error logs
[root@ufuso ~]# tail /var/log/nginx/error.log
#Nothing displayed
#Nginx syntax check
[root@ufuso ~]# nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
#No problem
#Verify bridge connection
#Open the virtual machine manager by clicking the icon in the red frame
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error03-300x300.png)
#Clicking on the NIC icon, I found that the IP address changed
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error04-1-300x203.png)
#Restore IP address. Click the icon in red frame 1 and then click the icon in red frame 2
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error05-300x300.png)
#Click the icon in red frame
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error07-300x225.png)
#Click “IPv4” in red frame
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error08-300x250.png)
#Click “手動” in red frame 1 , Enter the unique IPaaddress fo your server in red frame 2 and then click “適用(A)” in red frame 3
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error09-300x250.png)
#Click “オン” icon in red frame to turn off the network and Click “オフ” icon in red frame to turn on the network
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error10-300x225.png)
#Click the icon in red frame to reboot your virtual server
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error11-300x225.png)
#Check this screen again after restarting
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error04-300x206.png)
#If the IP address has not changed,click the red frame icon to redisplay the IP address
![](https://db.ufuso.com/wp-content/uploads/2020/04/nginx-error12-300x188.png) |