This is typically caused by a bug in OpenJDK. If you run Eclipse using the latest Sun/Oracle JVM instead, it should be fine.
On Nov 11, 8:26 am, Meeta Krishnamurthi <[email protected]> wrote: > Hey > > I am using the GWT Designer downloaded from the latest Update Site for > Eclipse 3.6. > > I seem to be unable to add any of the TextBox Controls (TextBox, > TextArea, PasswordTextBox) those inheriting from TextBoxBase from the > Palette. Clicking on any of these generates the following error in the > Designer Editor Erros > > Palette: can not load component com.google.gwt.user.client.ui.TextArea > Stack trace: > > java.beans.IntrospectionException: type mismatch between read and > write methods > at > java.beans.PropertyDescriptor.findPropertyType(PropertyDescriptor.java: > 657) > at > java.beans.PropertyDescriptor.setWriteMethod(PropertyDescriptor.java: > 318) > at java.beans.PropertyDescriptor.<init>(PropertyDescriptor.java:140) > at > com.instantiations.designer.core.utils.reflect.ReflectionUtils.addPropertyD > escriptor(ReflectionUtils.java: > 1256) > at > com.instantiations.designer.core.utils.reflect.ReflectionUtils.getPropertyD > escriptors(ReflectionUtils.java: > 1200) > at > com.instantiations.designer.core.model.description.rules.StandardBeanProper > tiesRule.begin(StandardBeanPropertiesRule.java: > 37) > at org.apache.commons.digester.Digester.startElement(Digester.java: > 1563) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(A > bstractSAXParser.java: > 504) > at > com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyE > lement(AbstractXMLDocumentParser.java: > 182) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scan > StartElement(XMLDocumentFragmentScannerImpl.java: > 1315) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl > $FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2723) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocu > mentScannerImpl.java: > 624) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scan > Document(XMLDocumentFragmentScannerImpl.java: > 486) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Co > nfiguration.java: > 810) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Co > nfiguration.java: > 740) > at > com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java: > 110) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Abstract > SAXParser.java: > 1208) > at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl > $JAXPSAXParser.parse(SAXParserImpl.java:525) > at org.apache.commons.digester.Digester.parse(Digester.java:1887) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription0(ComponentDescriptionHelper.java: > 361) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription0(ComponentDescriptionHelper.java: > 266) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription(ComponentDescriptionHelper.java: > 236) > at > com.instantiations.designer.core.editor.palette.model.entry.ComponentEntryI > nfo.ensureDescriptions(ComponentEntryInfo.java: > 237) > at > com.instantiations.designer.core.editor.palette.model.entry.ComponentEntryI > nfo.createTool(ComponentEntryInfo.java: > 362) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo > $1.runObject(ToolEntryInfo.java:28) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo > $1.runObject(ToolEntryInfo.java:1) > at > com.instantiations.designer.core.utils.execution.ExecutionUtils.runObjectLo > g(ExecutionUtils.java: > 268) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo.a > ctivate(ToolEntryInfo.java: > 23) > at com.instantiations.designer.core.editor.palette.DesignerPalette > $3.activate(DesignerPalette.java:253) > at > com.instantiations.designer.core.controls.palette.PaletteComposite.selectEn > try(PaletteComposite.java: > 206) > at com.instantiations.designer.core.controls.palette.PaletteComposite > $EntryFigure$1.mouseUp(PaletteComposite.java:726) > at com.instantiations.draw2d.EventManager > $2.invokeListener(EventManager.java:217) > at com.instantiations.draw2d.EventManager.sendEvent(EventManager.java: > 177) > at > com.instantiations.draw2d.EventManager.handleMouseEvent(EventManager.java: > 164) > at com.instantiations.draw2d.EventManager.mouseUp(EventManager.java: > 155) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImp > l.java: > 43) > at java.lang.reflect.Method.invoke(Method.java:616) > at com.instantiations.draw2d.EventManager$8.invoke(EventManager.java: > 288) > at $Proxy1.mouseUp(Unknown Source) > at > org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java: > 213) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258) > at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java: > 3540) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3161) > 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(EclipseA > ppLauncher.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: > 57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImp > l.java: > 43) > at java.lang.reflect.Method.invoke(Method.java:616) > at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) > at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) > at org.eclipse.equinox.launcher.Main.run(Main.java:1407) > > Full stack trace (to see full context): > > java.lang.Error: PropertyDescriptor(public java.lang.Object > com.google.gwt.user.client.ui.TextBoxBase.getValue(), public void > com.google.gwt.user.client.ui.ValueBoxBase.setValue(java.lang.Object)) > at > com.instantiations.designer.core.utils.reflect.ReflectionUtils.addPropertyD > escriptor(ReflectionUtils.java: > 1258) > at > com.instantiations.designer.core.utils.reflect.ReflectionUtils.getPropertyD > escriptors(ReflectionUtils.java: > 1200) > at > com.instantiations.designer.core.model.description.rules.StandardBeanProper > tiesRule.begin(StandardBeanPropertiesRule.java: > 37) > at org.apache.commons.digester.Digester.startElement(Digester.java: > 1563) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(A > bstractSAXParser.java: > 504) > at > com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyE > lement(AbstractXMLDocumentParser.java: > 182) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scan > StartElement(XMLDocumentFragmentScannerImpl.java: > 1315) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl > $FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2723) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocu > mentScannerImpl.java: > 624) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scan > Document(XMLDocumentFragmentScannerImpl.java: > 486) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Co > nfiguration.java: > 810) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Co > nfiguration.java: > 740) > at > com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java: > 110) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Abstract > SAXParser.java: > 1208) > at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl > $JAXPSAXParser.parse(SAXParserImpl.java:525) > at org.apache.commons.digester.Digester.parse(Digester.java:1887) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription0(ComponentDescriptionHelper.java: > 361) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription0(ComponentDescriptionHelper.java: > 266) > at > com.instantiations.designer.core.model.description.helpers.ComponentDescrip > tionHelper.getDescription(ComponentDescriptionHelper.java: > 236) > at > com.instantiations.designer.core.editor.palette.model.entry.ComponentEntryI > nfo.ensureDescriptions(ComponentEntryInfo.java: > 237) > at > com.instantiations.designer.core.editor.palette.model.entry.ComponentEntryI > nfo.createTool(ComponentEntryInfo.java: > 362) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo > $1.runObject(ToolEntryInfo.java:28) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo > $1.runObject(ToolEntryInfo.java:1) > at > com.instantiations.designer.core.utils.execution.ExecutionUtils.runObjectLo > g(ExecutionUtils.java: > 268) > at > com.instantiations.designer.core.editor.palette.model.entry.ToolEntryInfo.a > ctivate(ToolEntryInfo.java: > 23) > at com.instantiations.designer.core.editor.palette.DesignerPalette > $3.activate(DesignerPalette.java:253) > at > com.instantiations.designer.core.controls.palette.PaletteComposite.selectEn > try(PaletteComposite.java: > 206) > at com.instantiations.designer.core.controls.palette.PaletteComposite > $EntryFigure$1.mouseUp(PaletteComposite.java:726) > at com.instantiations.draw2d.EventManager > $2.invokeListener(EventManager.java:217) > at com.instantiations.draw2d.EventManager.sendEvent(EventManager.java: > 177) > at > com.instantiations.draw2d.EventManager.handleMouseEvent(EventManager.java: > 164) > at com.instantiations.draw2d.EventManager.mouseUp(EventManager.java: > 155) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImp > l.java: > 43) > at java.lang.reflect.Method.invoke(Method.java:616) > at com.instantiations.draw2d.EventManager$8.invoke(EventManager.java: > 288) > at $Proxy1.mouseUp(Unknown Source) > at > org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java: > 213) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258) > at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java: > 3540) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3161) > 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(EclipseA > ppLauncher.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: > 57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImp > l.java: > 43) > at java.lang.reflect.Method.invoke(Method.java:616) > at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) > at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) > at org.eclipse.equinox.launcher.Main.run(Main.java:1407) > Caused by: java.beans.IntrospectionException: type mismatch between > read and write methods > at > java.beans.PropertyDescriptor.findPropertyType(PropertyDescriptor.java: > 657) > at > java.beans.PropertyDescriptor.setWriteMethod(PropertyDescriptor.java: > 318) > at java.beans.PropertyDescriptor.<init>(PropertyDescriptor.java:140) > at > com.instantiations.designer.core.utils.reflect.ReflectionUtils.addPropertyD > escriptor(ReflectionUtils.java: > 1256) > ... 62 more > > Some System Details: > OS Name: Linux > OS Arch: i386 > OS Version: 2.6.18-194.17.1.el5 > Linux Description: CentOS release 5.5 (Final) Linux version > 2.6.18-194.17.1.el5 ([email protected]) (gcc version > 4.1.2 20080704 (Red Hat 4.1.2-48)) #1 SMP Wed Sep 29 12:51:33 EDT 2010 > CentOS release 5.5 (Final) Kernel \r on an \m > > Java Vendor: Sun Microsystems Inc. > Java Version: 1.6.0_0 > > Eclipse Version: 3.6.0.v20100505 > Eclipse Build Name: > Eclipse Build ID: M20100909-0800 > IDE Name: Eclipse > IDE Version: 1.3.1.20100913-1228 > IDE NL: en_US > > I have tried installing GWT on another linux machine with a similar > configuration and simalr eclipse settings and encounter exactly the > same error. > > Another user seems to have encountered a similar error > here:http://webcache.googleusercontent.com/search?q=cache:Wk4pDQGBhnIJ:com... > > Thanks for throwing any light on this issue, > > Meeta Krishnamurthi -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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