Unhandled event loop exception

java.lang.NullPointerException
	at org.eclipse.jface.text.rules.FastPartitioner.initialize(FastPartitioner.java:163)
	at org.eclipse.jface.text.rules.FastPartitioner.checkInitialization(FastPartitioner.java:151)
	at org.eclipse.jface.text.rules.FastPartitioner.computePartitioning(FastPartitioner.java:613)
	at org.eclipse.jface.text.AbstractDocument.computePartitioning(AbstractDocument.java:1302)
	at org.eclipse.jface.text.TextUtilities.computePartitioning(TextUtilities.java:428)
	at org.eclipse.jface.text.presentation.PresentationReconciler.createPresentation(PresentationReconciler.java:448)
	at org.eclipse.jface.text.presentation.PresentationReconciler.processDamage(PresentationReconciler.java:567)
	at org.eclipse.jface.text.presentation.PresentationReconciler.access$3(PresentationReconciler.java:565)
	at org.eclipse.jface.text.presentation.PresentationReconciler$InternalListener.documentPartitioningChanged(PresentationReconciler.java:139)
	at org.eclipse.jface.text.presentation.PresentationReconciler$InternalListener.documentPartitioningChanged(PresentationReconciler.java:153)
	at org.eclipse.jface.text.AbstractDocument.fireDocumentPartitioningChanged(AbstractDocument.java:565)
	at org.eclipse.jface.text.AbstractDocument.setDocumentPartitioner(AbstractDocument.java:1407)
	at org.eclipse.jdt.ui.text.JavaTextTools.setupJavaDocumentPartitioner(JavaTextTools.java:366)
	at org.hibernate.eclipse.criteriaeditor.CriteriaEditorDocumentSetupParticipant.setup(CriteriaEditorDocumentSetupParticipant.java:38)
	at org.hibernate.eclipse.criteriaeditor.CriteriaEditor.doSetInput(CriteriaEditor.java:106)
	at org.hibernate.eclipse.console.AbstractQueryEditor.showEditorInput(AbstractQueryEditor.java:82)
	at org.hibernate.eclipse.criteriaeditor.CriteriaEditor.showEditorInput(CriteriaEditor.java:175)
	at org.hibernate.eclipse.console.AbstractQueryEditor.setConsoleConfigurationName(AbstractQueryEditor.java:76)
	at org.hibernate.eclipse.console.ConfigurationCombo$1.widgetSelected(ConfigurationCombo.java:34)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:227)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219)
	at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176)
	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:508)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1173)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1148)