Question

web架构平台，jsp查询跳转到百灵报表上时报错HTTP Status 500 - Servlet execution threw an exception

type Exception report

message Servlet execution threw an exception

description The server encountered an internal error that prevented it from fulfilling this request.

exception
javax.servlet.ServletException: Servlet execution threw an exception

root cause
java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.birt.core.i18n.CoreMessages org.eclipse.birt.core.archive.compound.ArchiveReader.<init>(ArchiveReader.java:49) org.eclipse.birt.core.archive.FileArchiveReader.<init>(FileArchiveReader.java:33) org.eclipse.birt.report.engine.api.impl.ReportEngineHelper.openReportDocument(ReportEngineHelper.java:450) org.eclipse.birt.report.engine.api.impl.ReportEngine.openReportDocument(ReportEngine.java:630) org.eclipse.birt.report.service.ReportEngineService.openReportDocument(ReportEngineService.java:497) org.eclipse.birt.report.context.ViewerAttributeBean.getDesignHandle(ViewerAttributeBean.java:625) org.eclipse.birt.report.context.ViewerAttributeBean.__init(ViewerAttributeBean.java:224) org.eclipse.birt.report.context.BaseAttributeBean.init(BaseAttributeBean.java:233) org.eclipse.birt.report.context.ViewerAttributeBean.<init>(ViewerAttributeBean.java:118) org.eclipse.birt.report.context.BirtContext.__init(BirtContext.java:44) org.eclipse.birt.report.context.BaseContext.<init>(BaseContext.java:69) org.eclipse.birt.report.context.BirtContext.<init>(BirtContext.java:30) org.eclipse.birt.report.servlet.ViewerServlet.__getContext(ViewerServlet.java:150) org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.doGet(BirtSoapMessageDispatcherServlet.java:151) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.service(BirtSoapMessageDispatcherServlet.java:122)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.50 logs.

Apache Tomcat/7.0.50

Answer 1

message
description The server encountered an internal error () that prevented it from fulfilling this request.

这是个错误描述信息，内容大概是:

服务内部遇到一个错误，这个错误阻止了它执行这个请求
意思就是说 你的代码有问题咯

你好好检查一下你整体的代码，因为不一定一定问题出在这一块代码这里，不过搞代码这个确实比较困难一些，或者你可以直接换finereport，后者的零编码设计相对更加简单一些

Answer 2

message
description The server encountered an internal error () that prevented it from fulfilling this request.

这是个错误描述信息，内容大概是:

服务内部遇到一个错误，这个错误阻止了它执行这个请求
意思就是说 你的代码有问题咯

你好好检查一下你整体的代码，因为不一定一定问题出在这一块代码这里，不过搞代码这个确实比较困难一些，或者你可以直接换finereport，后者的零编码设计相对更加简单一些