서버 구동이 안됩니다.

환경잡는게 절반이라는데...^^해보겠습니다.~고맙습니다.

서버 실행 실패

1..2일차 공부 중입니다.Library를 copy했는데, 영상처럼 안되고 붉은색 에러만....초초초보입니다...해결 방법 부탁 드립니당.~ A problem occurred configuring root project 'library-app'.> Could not resolve all files for configuration ':classpath'. > Could not resolve org.springframework.boot:spring-boot-gradle-plugin:3.0.1. Required by: project : > org.springframework.boot:org.springframework.boot.gradle.plugin:3.0.1 > No matching variant of org.springframework.boot:spring-boot-gradle-plugin:3.0.1 was found. The consumer was configured to find a runtime of a library compatible with Java 8, packaged as a jar, and its dependencies declared externally, as well as attribute 'org.gradle.plugin.api-version' with value '7.5' but: - Variant 'apiElements' capability org.springframework.boot:spring-boot-gradle-plugin:3.0.1 declares a library, packaged as a jar, and its dependencies declared externally: - Incompatible because this component declares an API of a component compatible with Java 17 and the consumer needed a runtime of a component compatible with Java 8 - Other compatible attribute: - Doesn't say anything about org.gradle.plugin.api-version (required '7.5') - Variant 'javadocElements' capability org.springframework.boot:spring-boot-gradle-plugin:3.0.1 declares a runtime of a component, and its dependencies declared externally: - Incompatible because this component declares documentation and the consumer needed a library - Other compatible attributes: - Doesn't say anything about its target Java version (required compatibility with Java 8) - Doesn't say anything about its elements (required them packaged as a jar) - Doesn't say anything about org.gradle.plugin.api-version (required '7.5') - Variant 'mavenOptionalApiElements' capability org.springframework.boot:spring-boot-gradle-plugin-maven-optional:3.0.1 declares a library, packaged as a jar, and its dependencies declared externally: - Incompatible because this component declares an API of a component compatible with Java 17 and the consumer needed a runtime of a component compatible with Java 8 - Other compatible attribute: - Doesn't say anything about org.gradle.plugin.api-version (required '7.5') - Variant 'mavenOptionalRuntimeElements' capability org.springframework.boot:spring-boot-gradle-plugin-maven-optional:3.0.1 declares a runtime of a library, packaged as a jar, and its dependencies declared externally: - Incompatible because this component declares a component compatible with Java 17 and the consumer needed a component compatible with Java 8 - Other compatible attribute: - Doesn't say anything about org.gradle.plugin.api-version (required '7.5') - Variant 'runtimeElements' capability org.springframework.boot:spring-boot-gradle-plugin:3.0.1 declares a runtime of a library, packaged as a jar, and its dependencies declared externally: - Incompatible because this component declares a component compatible with Java 17 and the consumer needed a component compatible with Java 8 - Other compatible attribute: - Doesn't say anything about org.gradle.plugin.api-version (required '7.5') - Variant 'sourcesElements' capability org.springframework.boot:spring-boot-gradle-plugin:3.0.1 declares a runtime of a component, and its dependencies declared externally: - Incompatible because this component declares documentation and the consumer needed a library - Other compatible attributes: - Doesn't say anything about its target Java version (required compatibility with Java 8) - Doesn't say anything about its elements (required them packaged as a jar) - Doesn't say anything about org.gradle.plugin.api-version (required '7.5')