在服务器上报java.lang.NoClassDefFoundError,本地可以正常运行,求高手帮忙解决
[11/15/11 9:09:04:428 GMT+08:00] 0000006b WebApp E SRVE0026E: [Servlet Error]-[jcaptcha]: java.lang.NoClassDefFoundError: com/suntendy/wwxh/util/CaptchaServiceSingleton
at com.suntendy.wwxh.servlet.ImageCaptchaServlet.doGet(ImageCaptchaServlet.java:37)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:743)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1282)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1239)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java(Compiled Code))
at com.util.CharsetFilter.doFilter(CharsetFilter.java:28)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java(Compiled Code))
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java(Compiled Code))
at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:670)
at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java(Compiled Code))
at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java(Compiled Code))
at com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java(Compiled Code))
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java(Compiled Code))
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java(Compiled Code))
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java(Compiled Code))
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java(Compiled Code))
at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java(Compiled Code))
at com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java(Compiled Code))
at com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java(Compiled Code))
at com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java(Compiled Code))
at com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java(Compiled Code))
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java(Compiled Code))