Identify and stop the process that's listening on port 8080 or configure this application

1. The problem is shown in

The following problems occurred ：

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APPLICATION FAILED TO START
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Description:

Web server failed to start. Port 8080 was already in use.

Action:

Identify and stop the process that's listening on port 8080 or configure this application to listen on another port.


Process finished with exit code 1

The screenshot is as follows ：

2. Problem analysis

By viewing the relevant error logs , It is found that the port is occupied
One is clear 8080 Occupied port , Another solution is to change the port （ You don't have to 8080 port ）

Knowing the solution is a good solution
The specific solutions are as follows

3. resolvent

Close the process or modify the port number

3.1 Close the process

adopt netstat 8080, Check if any process is using this port （ But there is more in the list , It's hard to check and compare ）

An accurate query should match findstr（ Note that the command should be the same as linux Distinguish , This is a windows edition ）
The complete command is as follows ：netstat -ano | findstr 8080

Kill the process ：taskkill /F /PID 26868

Restart the service to succeed

3.2 Modify the port

Since the port number is occupied , Then change your mind , modify 8080 The port is what you want （ Do not occupy other ports ）
The operation is as follows ：

Add the following ：server.port= 8085

Restart the service to succeed

Add extra ： If the web page is opened after restart, it is as follows ：

But look at my previous article ：
springboot appear Whitelabel Error Page This application has no explicit mapping for /error Solution