z39.50 开源包 jzkit 在创建检索时报null哪个知道是为什么啊

[雪雪灬]

2009-11-24 15:55:49 com.k_int.util.Repository.CollectionDirectory getDataSource
警告: new CollectionDirectorycom.k_int.util.Repository.XMLDataSource,../webapps/jzkit_qx/WEB-INF/repositories.xml
java.lang.NullPointerException
at com.k_int.hss.HeterogeneousSetOfSearchable.createTask(HeterogeneousSetOfSearchable.java:242)
at com.k_int.hss.HeterogeneousSetOfSearchable.createTask(HeterogeneousSetOfSearchable.java:183)
at com.qx.test.TestSearch.SearchDemo(TestSearch.java:41)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:83)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at 。。。。应该是那个资源配置的问题，但是具体不知道是配置的哪有问题，看网上的例子就是这样的呀

[雪雪灬]

我看了，是那个配置文件的问题，但是不知道配置文件哪有问题，这种一般是哪的问题。