Why is the PHP installation port occupied?

Solution to the occupied port when installing PHP: 1. Enter the cmd command in "Run"; 2. Enter "netstat -ano" to check the port occupancy; 3. Find the port occupied in the process manager Process; 4. Unoccupy.

The operating environment of this article: Windows7 system, PHP7.1, Dell G3 computer.

Why is the PHP installation port occupied?

Solution to setting up a PHP server where port 80 is occupied

When encountering the problem that apache cannot start, first consider two points:
1. apache Configuration errors are common among students who have modified the apache configuration file (httpd.conf) without authorization.
2. Port occupation. At this time, students should close all programs that may occupy port 80, such as Thunder, because the default port of wamp is port 80. The most common system program on the server occupies port 80
Note: If you install wamp multiple times, you need to delete the redundant wamp, otherwise it will not start.

Steps:

1: Check what process is occupying port 80

1. Start》Program》Run》Enter cmd command》Press Enter key Start》Program》 Run》Enter cmd command》Press Enter

The above interface appears

2. Enter netstat -ano in the black window to check the port occupancy Situation

Then in front of us will be a long form, the first column of which is the local address, such as 127.0.0.1:987, and the previous string is The IP address, the one after the colon is the port being occupied. We need to find the line for port 80 and write down its PID. For example, in the line of port 445 in my picture, its pid is 4.

two. Find the process occupying the port in the process manager

1. Start》Program》Run》taskmgrOpen the process manager

Process tab There is no item PID, solution: View》Select column

## Check the PID

option to get

result

##3. Release the occupation

1.

If the port is occupied by an application, you can directly end the process

2.

If the port is occupied by a system process,

This process cannot be terminated. Termination will result in a blue screen or shutdown. The solution is:

In

CMD# In the input box of

##, enter: RegEdit, press Enter, and find HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\HTTP
Find a DWORD
valueStart, change it to 0 Restart the computer, Well, the System
process will not occupy the 80 port. Recommended learning: "PHP Video Tutorial

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