[Spring boot] pom.xml unknow error

문제발생

pom.xml에서 다음과 같은 에러가 발생.

 

unknow error

 

해결

	<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>2.3.1.RELEASE</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>

 

위 코드를 아래처럼 버전을 변경하여 해결 함.

 

	<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>2.1.4.RELEASE</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>