NullPointerException while creating new nested Presenter

[AlbrechtStriffler]

Got the following NPE while trying to create a nested GWTP Presenter with a place using New > Create a GWTP Presenter with View tool...

null java.lang.AssertionError: null at com.intellij.openapi.diagnostic.DefaultLogger.error(DefaultLogger.java:72) at com.intellij.openapi.diagnostic.Logger.error(Logger.java:146) at com.intellij.util.ui.UIUtil.invokeAndWaitIfNeeded(UIUtil.java:2425) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction.addMethodsToNameTokens(CreatePresenterAction.java:684) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction.createNameTokensFieldAndMethods(CreatePresenterAction.java:662) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction.run(CreatePresenterAction.java:198) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction.access$000(CreatePresenterAction.java:91) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction$1.run(CreatePresenterAction.java:148) at com.intellij.openapi.progress.impl.CoreProgressManager$TaskRunnable.run(CoreProgressManager.java:635) at com.intellij.openapi.progress.impl.CoreProgressManager$3.run(CoreProgressManager.java:170) at com.intellij.openapi.progress.impl.CoreProgressManager.a(CoreProgressManager.java:494) at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:443) at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:54) at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:155) at com.intellij.openapi.progress.impl.ProgressManagerImpl$1.run(ProgressManagerImpl.java:128) at com.intellij.openapi.application.impl.ApplicationImpl$2.run(ApplicationImpl.java:307) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.reflect.InvocationTargetException at java.awt.EventQueue.invokeAndWait(EventQueue.java:1321) at java.awt.EventQueue.invokeAndWait(EventQueue.java:1296) at javax.swing.SwingUtilities.invokeAndWait(SwingUtilities.java:1348) at com.intellij.util.ui.EdtInvocationManager$SwingEdtInvocationManager.invokeAndWait(EdtInvocationManager.java:70) at com.intellij.util.ui.UIUtil.invokeAndWaitIfNeeded(UIUtil.java:2422) ... 18 more Caused by: com.intellij.util.IncorrectOperationException: Incorrect field 'public static final String node-configuration = "node-configuration";' at com.intellij.psi.impl.PsiJavaParserFacadeImpl.createFieldFromText(PsiJavaParserFacadeImpl.java:216) at com.intellij.psi.impl.PsiElementFactoryImpl.createFieldFromText(PsiElementFactoryImpl.java:711) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction$15$1.run(CreatePresenterAction.java:693) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:843) at com.arcbees.plugin.idea.wizards.createpresenter.CreatePresenterAction$15.run(CreatePresenterAction.java:687) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:301) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709) at java.awt.EventQueue$3.run(EventQueue.java:703) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80) at java.awt.EventQueue.dispatchEvent(EventQueue.java:726) at com.intellij.ide.IdeEventQueue.e(IdeEventQueue.java:795) at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:631) at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:387) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)