使用jenkins自动安装jdk7失败

Question

我将Jenkins配置为自动从java.sun.com安装jdk7，如下所示：

jenkins configuration

当我运行它时，它会显示我的错误：

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jdk1.7.0_80/db/bin/derby_common.bat
jdk1.7.0_80/db/bin/startNetworkServer.bat
jdk1.7.0_80/db/bin/startNetworkServer
jdk1.7.0_80/db/bin/setNetworkServerCP.bat
jdk1.7.0_80/db/bin/stopNetworkServer
jdk1.7.0_80/db/README-JDK.html
jdk1.7.0_80/db/NOTICE
jdk1.7.0_80/README.html
jdk1.7.0_80/THIRDPARTYLICENSEREADME.txt
tar: jdk1.7.0_80/jre/lib/amd64/server/libjsig.so: Cannot create symlink to ‘../libjsig.so’: Protocol error
tar: Exiting with failure status due to previous errors
ERROR: Failed to install JDK. Exit code=2

有什么想法？我真的很感激任何帮助。