springboot啓動不成功Disconnected from the target VM, address: '127.0.0.1:4264', transport: 'socket'

springboot啓動不成功Disconnected from the target VM, address: ‘127.0.0.1:4264’, transport: ‘socket’

加上

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
</dependency>