WebWork will not work

lup_work 2010-11-24 10:47:37

以下为tomcat报错：
严重: Servlet.service() for servlet webwork-action threw exception
java.lang.RuntimeException: Could not create ActionMapper: WebWork will *not* work!
at com.opensymphony.webwork.dispatcher.mapper.ActionMapperFactory.getMapper(ActionMapperFactory.java:40)
at com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:93)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
at com.opensymphony.xwork.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:113)
at com.opensymphony.webwork.dispatcher.mapper.ActionMapperFactory.getMapper(ActionMapperFactory.java:32)
... 14 more

项目用的是jdbc+webwork。刚打起架子来，就这样了，不知道哪儿错了，哪位高手指点下，谢谢了

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