java.lang.ClassCastException is occured after expanding XML Configuration in JBoss Server view ---------------------------------------------------------------------------------------------- Key: JBIDE-4182 URL: https://jira.jboss.org/jira/browse/JBIDE-4182 Project: Tools (JBoss Tools) Issue Type: Bug Components: JBossAS Affects Versions: 3.1.0 Reporter: Anton Klimkovich EXECUTE: Open JBoss Server View EXECUTE: Expand XML Configuration menu FAILURE: Could not acquire children from extension: org.jboss.tools.as.wst.server.ui.ServersView.content.root java.lang.ClassCastException: org.jboss.ide.eclipse.as.core.extensions.descriptors.XPathCategory at org.jboss.tools.as.wst.server.ui.xpl.ServerContentProvider.getChildren(ServerContentProvider.java:101) at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:91) at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:281) at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:89) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.internalGetChildren(NavigatorContentServiceContentProvider.java:251) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.getChildren(NavigatorContentServiceContentProvider.java:643) at org.eclipse.jface.viewers.AbstractTreeViewer.getRawChildren(AbstractTreeViewer.java:1346) at org.eclipse.jface.viewers.TreeViewer.getRawChildren(TreeViewer.java:385) at org.eclipse.jface.viewers.AbstractTreeViewer.getFilteredChildren(AbstractTreeViewer.java:636) at org.eclipse.jface.viewers.AbstractTreeViewer.getSortedChildren(AbstractTreeViewer.java:602) at org.eclipse.jface.viewers.AbstractTreeViewer$1.run(AbstractTreeViewer.java:797) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:776) at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:634) at org.eclipse.jface.viewers.AbstractTreeViewer.handleTreeExpand(AbstractTreeViewer.java:1442) at org.eclipse.jface.viewers.TreeViewer.handleTreeExpand(TreeViewer.java:927) at org.eclipse.jface.viewers.AbstractTreeViewer$4.treeExpanded(AbstractTreeViewer.java:1453) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:126) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1027) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1012) at org.eclipse.swt.widgets.Tree.wmNotifyChild(Tree.java:7306) at org.eclipse.swt.widgets.Control.wmNotify(Control.java:4718) at org.eclipse.swt.widgets.Composite.wmNotify(Composite.java:1756) at org.eclipse.swt.widgets.Control.WM_NOTIFY(Control.java:4348) at org.eclipse.swt.widgets.Control.windowProc(Control.java:3841) at org.eclipse.swt.widgets.Display.windowProc(Display.java:4528) at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method) at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2274) at org.eclipse.swt.widgets.Tree.callWindowProc(Tree.java:1529) at org.eclipse.swt.widgets.Tree.WM_LBUTTONDOWN(Tree.java:6249) at org.eclipse.swt.widgets.Control.windowProc(Control.java:3822) at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:5791) at org.eclipse.swt.widgets.Display.windowProc(Display.java:4541) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2371) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3420) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2384) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2348) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2200) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:495) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:490) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:386) 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:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504) at org.eclipse.equinox.launcher.Main.run(Main.java:1236) at org.eclipse.equinox.launcher.Main.main(Main.java:1212) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://jira.jboss.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira