解決Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4 from http://maven.al

一、異常類型

• 在建立maven時，發現pom.xml檔案報出下面的錯誤。

• 錯誤異常：Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4 from http://maven.aliyun.com/nexus/content/groups/public was cached in the local repository, resolution will not be reattempted until the update interval of nexus has elapsed or updates are forced. Original error: Could not transfer artifact org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4 from/to nexus (http://maven.aliyun.com/nexus/content/groups/public): maven.aliyun.com

  二、解決方法

• （1）右擊pom.xml->Run As->Maven Clean
• （2） pom.xml->Run As->Maven Install