What version of jdk and Drools plugin are you using? 2011/4/29 Steven Williams <stevearoonie(a)gmail.com&gt;: > Hi, > I am running Eclipse Helios on Mac OS X 10.6.7 with the Drools 5.1.1 plugin > and cannot open DSLR files with the error below. This error also occurs if I > create a new Drools project, create a new rule resource and select the Use a > DSL checkbox. DRL files open fine. > Could not open the editor: 1 > java.lang.ArrayIndexOutOfBoundsException: 1 > at > org.eclipse.swt.custom.StyledTextRenderer.calculateClientArea(StyledTextRenderer.java:230) > at org.eclipse.swt.custom.StyledText.handleResize(StyledText.java:6169) > at org.eclipse.swt.custom.StyledText$7.handleEvent(StyledText.java:5662) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1379) > at org.eclipse.swt.widgets.Control.resized(Control.java:2944) > at org.eclipse.swt.widgets.Composite.resized(Composite.java:929) > at org.eclipse.swt.widgets.Control.setFrameSize(Control.java:3428) > at org.eclipse.swt.widgets.Display.windowProc(Display.java:4975) > at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method) > at org.eclipse.swt.internal.cocoa.NSView.setFrameSize(NSView.java:259) > at org.eclipse.swt.widgets.Control.setBounds(Control.java:3171) > at org.eclipse.swt.widgets.Control.setSize(Control.java:3668) > at > org.eclipse.jface.text.source.SourceViewer$RulerLayout.getVerticalScrollArrowHeights(SourceViewer.java:200) > at > org.eclipse.jface.text.source.SourceViewer$RulerLayout.layout(SourceViewer.java:157) > at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1183) > at org.eclipse.swt.widgets.Composite.layout(Composite.java:703) > at org.eclipse.swt.widgets.Composite.layout(Composite.java:661) > at > org.eclipse.jface.text.source.CompositeRuler.layoutTextViewer(CompositeRuler.java:611) > at > org.eclipse.jface.text.source.CompositeRuler.addDecorator(CompositeRuler.java:565) > at > org.eclipse.jface.text.source.projection.ProjectionViewer.addVerticalRulerColumn(ProjectionViewer.java:1289) > at > org.eclipse.jface.text.source.projection.ProjectionSupport.doEnableProjection(ProjectionSupport.java:310) > at > org.eclipse.jface.text.source.projection.ProjectionSupport$ProjectionListener.projectionEnabled(ProjectionSupport.java:143) > at > org.eclipse.jface.text.source.projection.ProjectionViewer.fireProjectionEnabled(ProjectionViewer.java:489) > at > org.eclipse.jface.text.source.projection.ProjectionViewer.enableProjection(ProjectionViewer.java:537) > at > org.eclipse.jface.text.source.projection.ProjectionViewer.doOperation(ProjectionViewer.java:1441) > at org.drools.eclipse.editors.AbstractRuleEditor.createPartControl(Unknown > Source) > at > org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:241) > at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:325) > at > org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:211) > at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:308) > at org.drools.eclipse.dsl.editor.DSLRuleEditor2.addPages(Unknown Source) > at org.eclipse.ui.forms.editor.FormEditor.createPages(FormEditor.java:138) > at > org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:348) > at > org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:670) > at > org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465) > at > org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595) > at > org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:289) > at > org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2863) > at > org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2768) > at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2760) > at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2711) > at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) > at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2707) > at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2691) > at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2682) > at org.eclipse.ui.ide.IDE.openEditor(IDE.java:651) > at org.eclipse.ui.ide.IDE.openEditor(IDE.java:610) > at org.drools.eclipse.wizard.rule.NewRulePackagePage.finish(Unknown Source) > at org.drools.eclipse.wizard.rule.NewRulePackageWizard.performFinish(Unknown > Source) > at > org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:811) > at > org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDialog.java:430) > at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:624) > at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:234) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383) > at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195) > at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3629) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3284) > at org.eclipse.jface.window.Window.runEventLoop(Window.java:825) > at org.eclipse.jface.window.Window.open(Window.java:801) > at > org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:254) > at > org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:274) > at > org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:293) > at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476) > at > org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508) > at > org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169) > at > org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:241) > at > org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:157) > at > org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584) > at > org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501) > at > org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383) > at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195) > at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3629) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3284) > at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) > at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) > at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) > at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) > at > org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) > at > org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) > at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) > at > org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115) > at > org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) > at > org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) > at > org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) > at > org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369) > at > org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:620) > at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575) > at org.eclipse.equinox.launcher.Main.run(Main.java:1408) > thanks > Steve > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > > _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users

What version of jdk and Drools plugin are you using? 2011/4/29 Steven Williams&lt;stevearoonie(a)gmail.com&gt;: