The Tomcat connector configured to listen on port 8080 failed to start in IntelliJ

***************************
APPLICATION FAILED TO START
***************************

Description:

The Tomcat connector configured to listen on port 8080 failed to start. The port may already be in use or the connector may be misconfigured.

Action:

Verify the connector's configuration, identify and stop any process that's listening on port 8080, or configure this application to listen on another port.

Anwser

Configure another port number in /src/main/resources/application.properties

server.port=8181