eclipse - BIRTjava.lang.NoClassDefFoundError：org / eclipse / jetty / util / Decorator

我安装了64位Oxygen.2并通过“更新软件”安装了BIRT Framework 当尝试从BIRT的GUI渲染报告（任何格式）时，我收到以下错误：

java.lang.NoClassDefFoundError：org / eclipse / jetty / util / Decorator 在org.eclipse.birt.report.viewer.utilities.ViewerWebApp.start（ViewerWebApp.java:40）在org.eclipse.birt.report.viewer.utilities.AppServerWrapper.startJettyServer（AppServerWrapper.java:256）在org.eclipse.birt.report.viewer.utilities.AppServerWrapper.start（AppServerWrapper.java:155）在org.eclipse.birt.report.viewer.utilities.WebappAccessor.start（WebappAccessor.java:72）在org.eclipse.birt.report.viewer.utilities.WebViewer.startWebApp（WebViewer.java:827）在org.eclipse.birt.report.viewer.utilities.WebViewer.display（WebViewer.java:1078）在org.eclipse.birt.report.viewer.utilities.WebViewer.display（WebViewer.java:1073）在org.eclipse.birt.report.designer.ui.actions.PreviewSupport.preview（PreviewSupport.java:402）在org.eclipse.birt.report.designer.ui.actions.PreviewSupport $ 3.widgetSelected（PreviewSupport.java:245） at org.eclipse.swt.widgets.TypedListener.handleEvent（TypedListener.java:249）在org.eclipse.swt.widgets.EventTable.sendEvent（EventTable.java:86）在org.eclipse.swt.widgets.Display.sendEvent（Display.java:4428）在org.eclipse.swt.widgets.Widget.sendEvent（Widget.java:1079）在org.eclipse.swt.widgets.Display.runDeferredEvents（Display.java:4238）在org.eclipse.swt.widgets.Display.readAndDispatch（Display.java:3817）在org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine $ 5.run（PartRenderingEngine.java:1150）在org.eclipse.core.databinding.observable.Realm.runWithDefault（Realm.java:336）在org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run（PartRenderingEngine.java:1039）在org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI（E4Workbench.java:153）在org.eclipse.ui.internal.Workbench.lambda $ 3（Workbench.java:680）在org.eclipse.core.databinding.observable.Realm.runWithDefault（Realm.java:336）在org.eclipse.ui.internal.Workbench.createAndRunWorkbench（Workbench.java:594）在org.eclipse.ui.PlatformUI.createAndRunWorkbench（PlatformUI.java:148）在org.eclipse.ui.internal.ide.application.IDEApplication.start（IDEApplication.java:151）在org.eclipse.equinox.internal.app.EclipseAppHandle.run（EclipseAppHandle.java:196）在org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication（EclipseAppLauncher.java:134）在org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start（EclipseAppLauncher.java:104）在org.eclipse.core.runtime.adaptor.EclipseStarter.run（EclipseStarter.java:388）在org.eclipse.core.runtime.adaptor.EclipseStarter.run（EclipseStarter.java:243） at sun.reflect.NativeMethodAccessorImpl.invoke0（Native Method） at sun.reflect.NativeMethodAccessorImpl.invoke（Unknown Source） at sun.reflect.DelegatingMethodAccessorImpl.invoke（Unknown Source） at java.lang.reflect.Method.invoke（Unknown Source）在org.eclipse.equinox.launcher.Main.invokeFramework（Main.java:653）在org.eclipse.equinox.launcher.Main.basicRun（Main.java:590）在org.eclipse.equinox.launcher.Main.run（Main.java:1499）
引起：java.lang.ClassNotFoundException：org.eclipse.jetty.servlet_9.4.5.v20170502无法找到org.eclipse.jetty.util.Decorator 在org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal（BundleLoader.java:484）在org.eclipse.osgi.internal.loader.BundleLoader.findClass（BundleLoader.java:395）在org.eclipse.osgi.internal.loader.BundleLoader.findClass（BundleLoader.java:387）在org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass（ModuleClassLoader.java:150） at java.lang.ClassLoader.loadClass（Unknown Source） ......还有36个

任何人都知道如何解决这个问题？

BIRTjava.lang.NoClassDefFoundError：org / eclipse / jetty / util / Decorator

3 个答案: