Hi,<div><br></div><div>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.</div>
<div><br></div><div>Could not open the editor: 1</div><div><br></div><div><div>java.lang.ArrayIndexOutOfBoundsException: 1</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.custom.StyledTextRenderer.calculateClientArea(StyledTextRenderer.java:230)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.custom.StyledText.handleResize(StyledText.java:6169)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.custom.StyledText$7.handleEvent(StyledText.java:5662)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1379)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Control.resized(Control.java:2944)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Composite.resized(Composite.java:929)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Control.setFrameSize(Control.java:3428)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.windowProc(Display.java:4975)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.internal.cocoa.NSView.setFrameSize(NSView.java:259)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Control.setBounds(Control.java:3171)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Control.setSize(Control.java:3668)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.SourceViewer$RulerLayout.getVerticalScrollArrowHeights(SourceViewer.java:200)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.SourceViewer$RulerLayout.layout(SourceViewer.java:157)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Composite.updateLayout(Composite.java:1183)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Composite.layout(Composite.java:703)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Composite.layout(Composite.java:661)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.CompositeRuler.layoutTextViewer(CompositeRuler.java:611)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.CompositeRuler.addDecorator(CompositeRuler.java:565)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionViewer.addVerticalRulerColumn(ProjectionViewer.java:1289)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionSupport.doEnableProjection(ProjectionSupport.java:310)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionSupport$ProjectionListener.projectionEnabled(ProjectionSupport.java:143)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionViewer.fireProjectionEnabled(ProjectionViewer.java:489)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionViewer.enableProjection(ProjectionViewer.java:537)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.text.source.projection.ProjectionViewer.doOperation(ProjectionViewer.java:1441)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.drools.eclipse.editors.AbstractRuleEditor.createPartControl(Unknown Source)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:241)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:325)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:211)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:308)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.drools.eclipse.dsl.editor.DSLRuleEditor2.addPages(Unknown Source)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.forms.editor.FormEditor.createPages(FormEditor.java:138)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:348)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:670)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:289)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2863)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2768)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2760)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2711)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2707)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2691)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2682)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.ide.IDE.openEditor(IDE.java:651)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.ide.IDE.openEditor(IDE.java:610)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.drools.eclipse.wizard.rule.NewRulePackagePage.finish(Unknown Source)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.drools.eclipse.wizard.rule.NewRulePackageWizard.performFinish(Unknown Source)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:811)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDialog.java:430)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:624)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:234)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3629)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3284)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.window.Window.open(Window.java:801)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:254)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:274)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:293)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:241)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:157)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3629)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3284)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at java.lang.reflect.Method.invoke(Method.java:597)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:620)</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575)</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>at org.eclipse.equinox.launcher.Main.run(Main.java:1408)</div><div><br></div>thanks</div><div>Steve</div>