Thanks Naveen,But its not throwing nullpointer exception i checked that
also anchor is intialized its not holding null value..
On Wednesday, October 8, 2014 11:42:29 AM UTC+5:30, Mohammed Sameen wrote:
>
> Hi,
> I am getting exception while adding the Anchor to HTMLPanel,Below is the
> code
>
>
> private HTMLPanel panel;
> private HorizontalPanel hPanel=new HorizontalPanel();;
>
> Anchor anchor=new Anchor();
> anchor.setVisible(true);
> anchor.getElement().setPropertyString("id", "hintButton");
>
> public void createPanel(String title){
> if(panel!=null){
> hPanel.remove(panel);
> }
> panel=new HTMLPanel(title);
> panel.add(anchor); //exception while adding anchor to HTMLPanel second
> time
> hPanel.add(panel);
> }
> the above code is working fine ,its creating the htmlpanel with anchor and
> executing fine for firstTime.When i am calling the Method createPanel for
> second Time its giving the below exception.
>
> 11:27:41.673 [ERROR] [demowidgetlibrary] Uncaught exception escaped
>
> com.google.gwt.event.shared.UmbrellaException: Exception caught:
> (TypeError)
> @com.google.gwt.dom.client.Node::removeChild(Lcom/google/gwt/dom/client/Node;)([JavaScript
>
> object(40)]): undefined is not a function
> at
> com.google.gwt.event.shared.HandlerManager.fireEvent(HandlerManager.java:129)
> at com.google.gwt.user.client.ui.Widget.fireEvent(Widget.java:129)
> at
> com.google.gwt.event.dom.client.DomEvent.fireNativeEvent(DomEvent.java:125)
> at com.google.gwt.user.client.ui.Widget.onBrowserEvent(Widget.java:177)
> at
> com.google.gwt.user.client.ui.ValueBoxBase.onBrowserEvent(ValueBoxBase.java:252)
> at com.google.gwt.user.client.DOM.dispatchEventImpl(DOM.java:1467)
> at com.google.gwt.user.client.DOM.dispatchEvent(DOM.java:1406)
> at
> com.google.gwt.user.client.impl.DOMImplStandard.dispatchEvent(DOMImplStandard.java:323)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
> at
> com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
> at
> com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.reactToMessagesWhileWaitingForReturn(BrowserChannelServer.java:338)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:219)
> at
> com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:136)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:576)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:284)
> at
> com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91)
> at com.google.gwt.core.client.impl.Impl.apply(Impl.java)
> at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:347)
> at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
> at
> com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
> at
> com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:293)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:547)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:364)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: com.google.gwt.core.client.JavaScriptException: (TypeError)
> @com.google.gwt.dom.client.Node::removeChild(Lcom/google/gwt/dom/client/Node;)([JavaScript
>
> object(40)]): undefined is not a function
> at
> com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:249)
> at
> com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:136)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:576)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:284)
> at
> com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91)
> at com.google.gwt.dom.client.Node$.removeChild$(Node.java)
> at
> com.google.gwt.user.client.ui.ComplexPanel.remove(ComplexPanel.java:71)
> at
> com.google.gwt.user.client.ui.Widget.removeFromParent(Widget.java:202)
> at com.google.gwt.user.client.ui.ComplexPanel.add(ComplexPanel.java:96)
> at com.google.gwt.user.client.ui.HTMLPanel.add(HTMLPanel.java:150)
> at
> com.jenzabar.jx.ui.widgets.item.LabelBoxField.createHTMLPanel(LabelBoxField.java:200)
> at
> com.jenzabar.jx.ui.widgets.item.LabelBoxField.setRequiredTitle(LabelBoxField.java:111)
> at
> com.jenzabar.jx.ui.widgets.base.FormField.setRequiredErrorOnBlur(FormField.java:288)
> at
> com.jenzabar.jx.ui.widgets.item.TextBoxField$3.onBlur(TextBoxField.java:130)
> at
> com.google.gwt.event.dom.client.BlurEvent.dispatch(BlurEvent.java:56)
> at com.google.gwt.event.dom.client.BlurEvent.dispatch(BlurEvent.java:1)
> at com.google.gwt.event.shared.GwtEvent.dispatch(GwtEvent.java:1)
> at
> com.google.web.bindery.event.shared.EventBus.dispatchEvent(EventBus.java:40)
> at
> com.google.web.bindery.event.shared.SimpleEventBus.doFire(SimpleEventBus.java:193)
> at
> com.google.web.bindery.event.shared.SimpleEventBus.fireEvent(SimpleEventBus.java:88)
> at
> com.google.gwt.event.shared.HandlerManager.fireEvent(HandlerManager.java:127)
> at com.google.gwt.user.client.ui.Widget.fireEvent(Widget.java:129)
> at
> com.google.gwt.event.dom.client.DomEvent.fireNativeEvent(DomEvent.java:125)
> at com.google.gwt.user.client.ui.Widget.onBrowserEvent(Widget.java:177)
> at
> com.google.gwt.user.client.ui.ValueBoxBase.onBrowserEvent(ValueBoxBase.java:252)
> at com.google.gwt.user.client.DOM.dispatchEventImpl(DOM.java:1467)
> at com.google.gwt.user.client.DOM.dispatchEvent(DOM.java:1406)
> at
> com.google.gwt.user.client.impl.DOMImplStandard.dispatchEvent(DOMImplStandard.java:323)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
> at
> com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
> at
> com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.reactToMessagesWhileWaitingForReturn(BrowserChannelServer.java:338)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:219)
> at
> com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:136)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:576)
> at
> com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:284)
> at
> com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91)
> at com.google.gwt.core.client.impl.Impl.apply(Impl.java)
> at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:347)
> at sun.reflect.GeneratedMethodAccessor31.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
> at
> com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
> at
> com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:293)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:547)
> at
> com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:364)
> at java.lang.Thread.run(Thread.java:745)
>
> Can anybody help me how to solve the above issue?Any Suggestion..
>
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