Error starting Micronaut server: Unable to start Micronaut server on port: 8080

Question

After creating Micronaut project with Gradle and Java, when I start the server with the command ./gradlew run I receive this error.

The command result for lsoft -i :8080 is empty.

ruannawe@MACBOOK-PRO-DE-RUAN micronautguide % java -version
openjdk version "11.0.14.1" 2022-02-08
OpenJDK Runtime Environment Homebrew (build 11.0.14.1+0)
OpenJDK 64-Bit Server VM Homebrew (build 11.0.14.1+0, mixed mode)

ruannawe@MACBOOK-PRO-DE-RUAN micronautguide % javac -version
javac 11.0.14.1

ruannawe@MACBOOK-PRO-DE-RUAN micronautguide % ./gradlew run                     

> Task :run
 __  __ _                                  _   
|  \/  (_) ___ _ __ ___  _ __   __ _ _   _| |_ 
| |\/| | |/ __| '__/ _ \| '_ \ / _` | | | | __|
| |  | | | (__| | | (_) | | | | (_| | |_| | |_ 
|_|  |_|_|\___|_|  \___/|_| |_|\__,_|\__,_|\__|
  Micronaut (v3.4.4)

01:44:13.391 [main] ERROR i.m.h.server.netty.NettyHttpServer - Unable to start server. Port 8080 already in use.
01:44:13.428 [main] ERROR io.micronaut.runtime.Micronaut - Error starting Micronaut server: Unable to start Micronaut server on port: 8080
io.micronaut.http.server.exceptions.ServerStartupException: Unable to start Micronaut server on port: 8080
        at io.micronaut.http.server.netty.NettyHttpServer.bindServerToHost(NettyHttpServer.java:472)
        at io.micronaut.http.server.netty.NettyHttpServer.start(NettyHttpServer.java:264)
        at io.micronaut.http.server.netty.NettyHttpServer.start(NettyHttpServer.java:110)
        at io.micronaut.runtime.Micronaut.lambda$start$2(Micronaut.java:78)
        at java.base/java.util.Optional.ifPresent(Optional.java:183)
        at io.micronaut.runtime.Micronaut.start(Micronaut.java:76)
        at io.micronaut.runtime.Micronaut.run(Micronaut.java:320)
        at io.micronaut.runtime.Micronaut.run(Micronaut.java:306)
        at example.micronaut.Application.main(Application.java:8)
Caused by: java.net.BindException: Address already in use
        at java.base/sun.nio.ch.Net.bind0(Native Method)
        at java.base/sun.nio.ch.Net.bind(Net.java:459)
        at java.base/sun.nio.ch.Net.bind(Net.java:448)
        at java.base/sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:227)
        at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:141)
        at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:562)
        at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1334)
        at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:506)
        at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:491)
        at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:973)
        at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:260)
        at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:356)
        at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
        at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
        at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:503)
        at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:995)
        at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
        at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
        at java.base/java.lang.Thread.run(Thread.java:829)

> Task :run FAILED

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':run'.
> Process 'command '/usr/local/Cellar/openjdk@11/11.0.14.1/libexec/openjdk.jdk/Contents/Home/bin/java'' finished with non-zero exit value 1

* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 7s
3 actionable tasks: 1 executed, 2 up-to-date