Problems occurred when invoking code from plug-in: "org.eclipse.jface".

java.lang.ClassCastException: org.eclipse.core.internal.resources.Folder cannot be cast to org.eclipse.core.resources.IFile
	at org.eclipse.rse.internal.files.ui.view.SystemViewRemoteFileAdapter.getLocalResource(SystemViewRemoteFileAdapter.java:632)
	at org.eclipse.rse.internal.files.ui.view.SystemViewRemoteFileAdapter.getImageDescriptor(SystemViewRemoteFileAdapter.java:574)
	at org.eclipse.rse.ui.view.SystemTableViewProvider.getImage(SystemTableViewProvider.java:236)
	at org.eclipse.jface.viewers.DecoratingLabelProvider.getImage(DecoratingLabelProvider.java:85)
	at org.eclipse.rse.internal.ui.view.SystemDecoratingLabelProvider.getColumnImage(SystemDecoratingLabelProvider.java:46)
	at org.eclipse.jface.viewers.TableColumnViewerLabelProvider.update(TableColumnViewerLabelProvider.java:71)
	at org.eclipse.jface.viewers.ViewerColumn.refresh(ViewerColumn.java:152)
	at org.eclipse.jface.viewers.AbstractTableViewer.doUpdateItem(AbstractTableViewer.java:399)
	at org.eclipse.jface.viewers.StructuredViewer$UpdateItemSafeRunnable.run(StructuredViewer.java:485)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
	at org.eclipse.jface.viewers.StructuredViewer.updateItem(StructuredViewer.java:2167)
	at org.eclipse.jface.viewers.AbstractTableViewer.createItem(AbstractTableViewer.java:277)
	at org.eclipse.jface.viewers.AbstractTableViewer.internalRefreshAll(AbstractTableViewer.java:757)
	at org.eclipse.jface.viewers.AbstractTableViewer.internalRefresh(AbstractTableViewer.java:649)
	at org.eclipse.jface.viewers.AbstractTableViewer.internalRefresh(AbstractTableViewer.java:636)
	at org.eclipse.jface.viewers.AbstractTableViewer$2.run(AbstractTableViewer.java:592)
	at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1443)
	at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1404)
	at org.eclipse.jface.viewers.AbstractTableViewer.inputChanged(AbstractTableViewer.java:590)
	at org.eclipse.rse.ui.view.SystemTableView.inputChanged(SystemTableView.java:479)
	at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:280)
	at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1690)
	at org.eclipse.rse.internal.ui.view.SystemTableViewPart.setInput(SystemTableViewPart.java:1599)
	at org.eclipse.rse.internal.ui.view.SystemTableViewPart.setInput(SystemTableViewPart.java:1578)
	at org.jboss.ide.eclipse.as.rse.ui.SystemShowInTableAction.run(SystemShowInTableAction.java:77)
	at org.jboss.ide.eclipse.as.rse.ui.RSEDeploymentPreferenceUI$2.openExplorer(RSEDeploymentPreferenceUI.java:115)
	at org.jboss.tools.as.wst.server.ui.xpl.ExploreActionProvider.runExplore(ExploreActionProvider.java:89)
	at org.jboss.tools.as.wst.server.ui.xpl.ExploreActionProvider.runExplore(ExploreActionProvider.java:83)
	at org.jboss.tools.as.wst.server.ui.xpl.ExploreActionProvider.access$0(ExploreActionProvider.java:82)
	at org.jboss.tools.as.wst.server.ui.xpl.ExploreActionProvider$1.run(ExploreActionProvider.java:74)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)
	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)
	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4134)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1458)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1481)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1466)
	at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1271)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3980)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3619)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1029)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:923)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
	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(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
	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:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1438)