nutch配置出现问题,请大神求助

resolve-default:
[ivy:resolve] :: Apache Ivy 2.4.0 - 20141213170938 :: http://ant.apache.org/ivy/
::
[ivy:resolve] :: loading settings :: file = D:\WorkSpaces\release-2.2.1\ivy\ivys
ettings.xml

copy-libs:

compile-core:
[javac] Compiling 180 source files to D:\WorkSpaces\release-2.2.1\build\clas
ses
[javac] 错误: 读取D:\WorkSpaces\release-2.2.1\build\lib\commons-io-2.1.jar时
出错; error in opening zip file
[javac] 警告: [options] 未与 -source 1.6 一起设置引导类路径
[javac] 1 个错误
[javac] 1 个警告

BUILD FAILED
D:\WorkSpaces\release-2.2.1\build.xml:101: Compile failed; see the compiler erro
r output for details.

这究竟是哪里出问题了呢?

error in opening zip file
这个压缩文件损坏了。