我正在尝试使用此命令sudo mvn -DskipTests install -e构建mahout
它会一直建到exmaples，但那里却给我这个错误！
[INFO] --- maven-assembly-plugin:2.4:single (job) @ mahout-examples ---
[INFO] Reading assembly descriptor: src/main/assembly/job.xml
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] Mahout Build Tools ................................ SUCCESS [2.496s]
[INFO] Apache Mahout ..................................... SUCCESS [0.663s]
[INFO] Mahout Math ....................................... SUCCESS [20.758s]
[INFO] Mahout Core ....................................... SUCCESS [18.089s]
[INFO] Mahout Integration ................................ SUCCESS [2.467s]
[INFO] Mahout Examples ................................... FAILURE [3.593s]
[INFO] Mahout Release Package ............................ SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 48.965s
[INFO] Finished at: Sun Sep 01 12:52:34 IRDT 2013
[INFO] Final Memory: 36M/374M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-assembly-plugin:2.4:single (job) on project mahout-examples: Failed to create assembly: Error creating assembly archive job: error in opening zip file -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-assembly-plugin:2.4:single (job) on project mahout-examples: Failed to create assembly: Error creating assembly archive job: error in opening zip file
我该如何解决！
正如hexafraction所说，我必须清除与mvn相关的所有缓存，然后删除用户中的./m2/repository文件夹。因为我使用sudo运行命令，所以首先我使用以下步骤：
sudo -i // login as root
cd ./.m2/
rm -r repository/
exit
然后，再试一次 sudo mvn -DskipTests install -e
它有效;）
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我来说两句