Downloading from nexus: http://192.168.70.132:8081/repository/maven-public/org/apache/maven/plugins/maven-clean-plugin/2.5/maven-clean-plugin-2.5.pom
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[ERROR] Plugin org.apache.maven.plugins:maven-clean-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.5: Could not transfer artifact org.apache.maven.plugins:maven-clean-plugin:pom:2.5 from/to nexus (http://192.168.70.132:8081/repository/maven-public/): Not authorized , ReasonPhrase:Unauthorized. -> [Help 1]
未通过认证，未授权，从nexus(http://192.168.70.132:8081/repository/maven-public/)下载包
在server配置中添加mirrorID的登陆认证
<server>
<id>mirror-id</id>
<username>user</username>
<password>passwd</password>
</server>
<mirror>
<id>mirror-id</id>
</mirror>
nexus ：ReasonPhrase:Unauthorized
原文：https://www.cnblogs.com/abc987plm/p/13173347.html