org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
at org.eclipse.swt.SWT.error(SWT.java:4282)
at org.eclipse.swt.SWT.error(SWT.java:4197)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:138)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3938)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3615)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
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:344)
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:597)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
Caused by: java.lang.NullPointerException
at org.jboss.tools.jsf.model.pv.JSFProjectsTree.getProjectsRoot(JSFProjectsTree.java:45)
at org.jboss.tools.jsf.model.pv.JSFPromptingProvider.buildBean(JSFPromptingProvider.java:382)
at org.jboss.tools.jsf.model.pv.JSFPromptingProvider.buildBeanProperties(JSFPromptingProvider.java:366)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage.getAvailableProperties(DataTableWizardPage.java:388)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage.access$0(DataTableWizardPage.java:383)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage$XChildrenEditorImpl.updateBar(DataTableWizardPage.java:353)
at org.jboss.tools.common.model.ui.objecteditor.XChildrenEditor.enableSelectionListener(XChildrenEditor.java:176)
at org.jboss.tools.common.model.ui.objecteditor.XChildrenEditor.createControl(XChildrenEditor.java:84)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage.fillGeneralOption(DataTableWizardPage.java:209)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage.showAttributes(DataTableWizardPage.java:146)
at org.jboss.tools.jsf.ui.wizard.palette.DataTableWizardPage.createControl(DataTableWizardPage.java:101)
at org.eclipse.jface.wizard.Wizard.createPageControls(Wizard.java:174)
at org.eclipse.jface.wizard.WizardDialog.createPageControls(WizardDialog.java:736)
at org.eclipse.jface.wizard.WizardDialog.createContents(WizardDialog.java:608)
at org.eclipse.jface.window.Window.create(Window.java:431)
at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1089)
at org.jboss.tools.common.model.ui.editors.dnd.DropWizardDialog.create(DropWizardDialog.java:95)
at org.eclipse.jface.window.Window.open(Window.java:790)
at org.jboss.tools.common.model.ui.editors.dnd.DefaultDropCommand.execute(DefaultDropCommand.java:105)
at org.jboss.tools.jst.jsp.jspeditor.JSPTextEditor$4.run(JSPTextEditor.java:755)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
... 22 more