11 回答运行mybatis-generator时报错了org.eclipse.m2e:lifecycle-mapping:jar:1.0.0 is missing, no dependency information available

2 回答一直报错Failure to find org.eclipse.m2e:lifecycle-mapping:jar:1.0.0 in http://maven.aliyun.com/nexus/content/repositories/central/ was cached in the local repository, resolution will not be reattempted until the update interval of alimaven has elapsed or upda

3 回答生成配置文件失败，显示Failure to find org.eclipse.m2e:lifecycle-mapping:pom:1.0.0 in http://maven.aliyun.com/nexus/content/groups/public/

1 回答Invalid packaging for parent POM org.springframework.boot:spring-boot-starter-web:2.0.5.RELEASE, must be "pom" but is "jar" @ org.springframework.boot:spring-boot-starter-web:2.0.5.RELEASE

2 回答No plugin found for prefix 'mybatis-generator' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositorie