Some Eclipse Foundation services are deprecated, or will be soon. Please ensure you've read this important communication.

Bug 469381

Summary: Widget is disposed error on Tree when expand and close
Product: [RT] RAP Reporter: Anuradha G <theanuradha>
Component: RWTAssignee: Project Inbox <rap-inbox>
Status: RESOLVED FIXED QA Contact:
Severity: normal    
Priority: P3    
Version: 3.0   
Target Milestone: ---   
Hardware: PC   
OS: Mac OS X   
Whiteboard:

Description Anuradha G CLA 2015-06-04 07:40:52 EDT 
Expand the Tree select Child leaf. then switch back some where else on app then click again to close the open node 


org.eclipse.swt.SWTException: Widget is disposed
	org.eclipse.swt.SWT.error(SWT.java:3662)
	org.eclipse.swt.SWT.error(SWT.java:3585)
	org.eclipse.swt.SWT.error(SWT.java:3556)
	org.eclipse.swt.widgets.Widget.error(Widget.java:1038)
	org.eclipse.swt.widgets.Widget.getDisplay(Widget.java:416)
	org.eclipse.swt.widgets.Widget.isValidThread(Widget.java:993)
	org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:976)
	org.eclipse.swt.widgets.TreeItem.getExpanded(TreeItem.java:382)
	org.eclipse.swt.internal.widgets.treeitemkit.TreeItemOperationHandler$1.run(TreeItemOperationHandler.java:60)
	org.eclipse.rap.rwt.internal.lifecycle.ProcessActionRunner.executeNext(ProcessActionRunner.java:50)
	org.eclipse.swt.widgets.Display.runPendingMessages(Display.java:1195)
	org.eclipse.swt.widgets.Display.safeReadAndDispatch(Display.java:1180)
	org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1172)
	org.entirej.applicationframework.rwt.application.launcher.EJRWTApplicationLauncher.openShell(EJRWTApplicationLauncher.java:381)
	org.entirej.applicationframework.rwt.application.launcher.EJRWTApplicationLauncher$2$1.createUI(EJRWTApplicationLauncher.java:367)
	org.eclipse.rap.rwt.internal.lifecycle.RWTLifeCycle.createUI(RWTLifeCycle.java:171)
	org.eclipse.rap.rwt.internal.lifecycle.RWTLifeCycle$UIThreadController.run(RWTLifeCycle.java:283)
	java.lang.Thread.run(Unknown Source)
	org.eclipse.rap.rwt.internal.lifecycle.UIThread.run(UIThread.java:104)
Comment 1 Ivan Furnadjiev CLA 2015-06-04 08:17:22 EDT 
Please create a self-running snippet to demonstrate the issue.
Comment 2 Ivan Furnadjiev CLA 2015-10-23 03:56:36 EDT 
Any chance for a snippet to reproduce the issue?
Comment 3 Anuradha G CLA 2015-10-23 03:58:32 EDT 
we are again updating to rap 3.0.1 will try to reproduce again and post results
Comment 4 Anuradha G CLA 2015-10-23 04:52:57 EDT 
Looks on rap 3.0.1 issue seems fine