Universal NullPointerException

GWT Designer allows you to quickly create the modules, composites, panels, remote services and other elements that comprise Google Web Tookit applications.

Moderators: Konstantin.Scheglov, gnebling, Alexander.Mitin, jwren, Eric Clayberg

Universal NullPointerException

Postby ashouric » Sun Oct 08, 2006 2:15 am

Dear All,

Build 2006.10.07, on opening any Widget (even the default ImageViewer), the following is generated:
Code: Select all
!ENTRY com.swtdesigner 4 4 2006-10-08 13:09:30.515
!MESSAGE Designer internal error [5.1.1.20061007124801]: java.lang.NullPointerException
!STACK 0
java.lang.NullPointerException
   at com.swtdesigner.actions.laf.LookAndFeelContributionItem.installLAFForActiveEditor(LookAndFeelContributionItem.java:156)
   at com.swtdesigner.gef.common.property.DesignerEditorPropertyComposite.handleRootNodeSelected(DesignerEditorPropertyComposite.java:587)
   at com.swtdesigner.gef.common.property.DesignerEditorPropertyComposite.updatePropertyComposite(DesignerEditorPropertyComposite.java:789)
   at com.swtdesigner.gef.DesignerEditor.parseCompilationUnit(DesignerEditor.java:1030)
   at com.swtdesigner.gef.DesignerEditor$16.execute(DesignerEditor.java:937)
   at com.swtdesigner.model.swing.properties.custom.DesignTimeHelper.execute(DesignTimeHelper.java:54)
   at com.swtdesigner.gef.DesignerEditor.handleActivate(DesignerEditor.java:931)
   at com.swtdesigner.gef.DesignerEditor.handleActivate(DesignerEditor.java:927)
   at com.swtdesigner.editors.MultiPageEditor.showDesignEditor(MultiPageEditor.java:402)
   at com.swtdesigner.editors.MultiPageEditor.switchSourceDesign(MultiPageEditor.java:448)
   at com.swtdesigner.editors.MultiPageEditor.createPartControl(MultiPageEditor.java:206)
   at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:596)
   at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:372)
   at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:566)
   at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:214)
   at org.eclipse.ui.internal.WorkbenchPage.makeActiveEditor(WorkbenchPage.java:1168)
   at org.eclipse.ui.internal.WorkbenchPage.updateActivePart(WorkbenchPage.java:1126)
   at org.eclipse.ui.internal.WorkbenchPage.partAdded(WorkbenchPage.java:1524)
   at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:210)
   at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:819)
   at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:718)
   at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:679)
   at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2586)
   at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2521)
   at org.eclipse.ui.internal.WorkbenchPage.access$10(WorkbenchPage.java:2513)
   at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.java:2498)
   at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2493)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2478)
   at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:287)
   at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:164)
   at org.eclipse.jdt.internal.ui.actions.OpenActionUtil.open(OpenActionUtil.java:49)
   at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:190)
   at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:174)
   at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:267)
   at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:243)
   at org.eclipse.jdt.internal.ui.packageview.PackageExplorerActionGroup.handleOpen(PackageExplorerActionGroup.java:306)
   at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart$4.open(PackageExplorerPart.java:651)
   at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:817)
   at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
   at org.eclipse.core.runtime.Platform.run(Platform.java:843)
   at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44)
   at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149)
   at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:815)
   at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:1069)
   at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:1168)
   at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:249)
   at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:243)
   at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:283)
   at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
   at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
   at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3348)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2968)
   at com.swtdesigner.gwt.model.widgets.support.GWTState.<init>(GWTState.java:109)
   at com.swtdesigner.gwt.model.widgets.UIObjectInfo.getState(UIObjectInfo.java:276)
   at com.swtdesigner.gwt.model.widgets.UIObjectInfo.classByName(UIObjectInfo.java:130)
   at com.swtdesigner.gwt.model.widgets.UIObjectInfo.<init>(UIObjectInfo.java:51)
   at com.swtdesigner.gwt.model.widgets.WidgetInfo.<init>(WidgetInfo.java:33)
   at com.swtdesigner.gwt.model.widgets.FocusWidgetInfo.<init>(FocusWidgetInfo.java:16)
   at com.swtdesigner.gwt.model.widgets.text.TextBoxBaseInfo.<init>(TextBoxBaseInfo.java:20)
   at com.swtdesigner.gwt.model.widgets.text.TextBoxInfo.<init>(TextBoxInfo.java:16)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
   at java.lang.reflect.Constructor.newInstance(Unknown Source)
   at com.swtdesigner.gwt.model.GWTJavaInfoFactory.create(GWTJavaInfoFactory.java:82)
   at com.swtdesigner.model.parser.factory.JavaInfoFactory.create(JavaInfoFactory.java:94)
   at com.swtdesigner.model.parser.factory.JavaInfoFactory.create(JavaInfoFactory.java:78)
   at com.swtdesigner.model.parser.factory.JavaInfoFactory.create(JavaInfoFactory.java:71)
   at com.swtdesigner.model.parser.JavaInfoParser$ParserVisitor.endVisit(JavaInfoParser.java:1425)
   at org.eclipse.jdt.core.dom.ClassInstanceCreation.accept0(ClassInstanceCreation.java:336)
   at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2466)
   at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2513)
   at org.eclipse.jdt.core.dom.VariableDeclarationFragment.accept0(VariableDeclarationFragment.java:224)
   at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2466)
   at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2536)
   at org.eclipse.jdt.core.dom.FieldDeclaration.accept0(FieldDeclaration.java:286)
   at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2466)
   at com.swtdesigner.model.parser.JavaInfoParser$ParserVisitor.visit(JavaInfoParser.java:2709)
   at org.eclipse.jdt.core.dom.TypeDeclaration.accept0(TypeDeclaration.java:466)
   at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2466)
   at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2536)
   at org.eclipse.jdt.core.dom.CompilationUnit.accept0(CompilationUnit.java:212)
   at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2466)
   at com.swtdesigner.model.parser.JavaInfoParser.parse(JavaInfoParser.java:206)
   at com.swtdesigner.gef.DesignerEditor.parseCompilationUnit(DesignerEditor.java:1000)
   at com.swtdesigner.gef.DesignerEditor$16.execute(DesignerEditor.java:937)
   at com.swtdesigner.model.swing.properties.custom.DesignTimeHelper.execute(DesignTimeHelper.java:54)
   at com.swtdesigner.gef.DesignerEditor.handleActivate(DesignerEditor.java:931)
   at com.swtdesigner.gef.DesignerEditor.handleActivate(DesignerEditor.java:927)
   at com.swtdesigner.editors.MultiPageEditor.showDesignEditor(MultiPageEditor.java:402)
   at com.swtdesigner.editors.MultiPageEditor.switchSourceDesign(MultiPageEditor.java:448)
   at com.swtdesigner.editors.MultiPageEditor.createPartControl(MultiPageEditor.java:206)
   at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:596)
   at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:372)
   at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:566)
   at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:290)
   at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:140)
   at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268)
   at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
   at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:394)
   at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1144)
   at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1097)
   at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1311)
   at org.eclipse.ui.internal.PartStack.add(PartStack.java:455)
   at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:102)
   at org.eclipse.ui.internal.PartStack.add(PartStack.java:441)
   at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:111)
   at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:60)
   at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217)
   at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207)
   at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:819)
   at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:718)
   at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:679)
   at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2586)
   at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2521)
   at org.eclipse.ui.internal.WorkbenchPage.access$10(WorkbenchPage.java:2513)
   at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.java:2498)
   at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2493)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2478)
   at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:287)
   at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:164)
   at org.eclipse.jdt.internal.ui.actions.OpenActionUtil.open(OpenActionUtil.java:49)
   at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:190)
   at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:174)
   at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:267)
   at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:243)
   at org.eclipse.jdt.internal.ui.packageview.PackageExplorerActionGroup.handleOpen(PackageExplorerActionGroup.java:306)
   at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart$4.open(PackageExplorerPart.java:651)
   at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:817)
   at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
   at org.eclipse.core.runtime.Platform.run(Platform.java:843)
   at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44)
   at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149)
   at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:815)
   at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:1069)
   at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:1168)
   at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:249)
   at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:243)
   at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:283)
   at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
   at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
   at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3348)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2968)
   at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1914)
   at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1878)
   at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:419)
   at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
   at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95)
   at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78)
   at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
   at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
   at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
   at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
   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)
   at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
   at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
   at org.eclipse.core.launcher.Main.run(Main.java:977)
   at org.eclipse.core.launcher.Main.main(Main.java:952)
ashouric
 
Posts: 75
Joined: Sat Sep 30, 2006 9:13 pm

Re: Universal NullPointerException

Postby Eric Clayberg » Sun Oct 08, 2006 1:20 pm

ashouric wrote:Build 2006.10.07, on opening any Widget (even the default ImageViewer), the following is generated

I was not able to reproduce this (using the same build).

Can you send your complete Eclipse .log file to us at gwt-beta@instantiations.com.

I would also suggest trying the latest build to see if that makes any difference.
Eric Clayberg
Software Engineering Manager
Google
http://code.google.com/webtoolkit/download.html

Author: "Eclipse Plug-ins"
http://www.qualityeclipse.com
Eric Clayberg
Moderator
 
Posts: 4503
Joined: Tue Sep 30, 2003 6:39 am
Location: Boston, MA USA

Re: Universal NullPointerException

Postby ashouric » Sun Oct 08, 2006 9:55 pm

Eric Clayberg wrote:Can you send your complete Eclipse .log file to us at gwt-beta@instantiations.com.

Done.
Eric Clayberg wrote:I would also suggest trying the latest build to see if that makes any difference.

The very latest resolves it.

Many thanks.
ashouric
 
Posts: 75
Joined: Sat Sep 30, 2006 9:13 pm


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