java.lang.AssertionError: ClientSideProject project expected but got: org.netbeans.modules.maven.NbMavenProjectImpl
   at org.netbeans.modules.web.clientproject.util.ClientSideProjectUtilities.getSourceGroups(ClientSideProjectUtilities.java:191)
   at org.netbeans.modules.web.clientproject.ui.wizard.NewFileWizardIterator.getSourceGroups(NewFileWizardIterator.java:172)
   at org.netbeans.modules.web.clientproject.ui.wizard.NewFileWizardIterator.getPanels(NewFileWizardIterator.java:163)
   at org.netbeans.modules.web.clientproject.ui.wizard.NewFileWizardIterator.initialize(NewFileWizardIterator.java:83)
   at org.openide.loaders.TemplateWizard$InstantiatingIteratorBridge.initialize(TemplateWizard.java:1036)
   at org.openide.loaders.TemplateWizardIterImpl.setIterator(TemplateWizardIterImpl.java:104)
   at org.openide.loaders.TemplateWizardIteratorWrapper.setIterator(TemplateWizardIteratorWrapper.java:79)
   at org.openide.loaders.TemplateWizard.setTemplateImpl(TemplateWizard.java:209)
   at org.openide.loaders.TemplateWizard$1.run(TemplateWizard.java:231)
   at org.openide.loaders.TemplateWizard$1.run(TemplateWizard.java:228)
   at org.openide.util.Mutex.doEventAccess(Mutex.java:1363)
   at org.openide.util.Mutex.readAccess(Mutex.java:273)
   at org.openide.loaders.TemplateWizard.setTemplate(TemplateWizard.java:228)
   at org.netbeans.modules.project.ui.TemplateChooserPanel.storeSettings(TemplateChooserPanel.java:172)
   at org.netbeans.modules.project.ui.TemplateChooserPanel.storeSettings(TemplateChooserPanel.java:72)
   at org.openide.WizardDescriptor.storeSettingsAndNotify(WizardDescriptor.java:1391)
   at org.openide.WizardDescriptor.access$1800(WizardDescriptor.java:92)
   at org.openide.WizardDescriptor$Listener$1.run(WizardDescriptor.java:2203)
   at org.openide.WizardDescriptor.lazyValidate(WizardDescriptor.java:1516)
   at org.openide.WizardDescriptor.access$2000(WizardDescriptor.java:92)
   at org.openide.WizardDescriptor$Listener.actionPerformed(WizardDescriptor.java:2227)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:601)
   at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:458)
   at com.sun.proxy.$Proxy65.actionPerformed(.java:0)
   at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
   at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
   at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
   at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
   at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
   at java.awt.Component.processMouseEvent(Component.java:6505)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
   at java.awt.Component.processEvent(Component.java:6270)
   at java.awt.Container.processEvent(Container.java:2229)
   at java.awt.Component.dispatchEventImpl(Component.java:4861)
   at java.awt.Container.dispatchEventImpl(Container.java:2287)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4832)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4492)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4422)
   at java.awt.Container.dispatchEventImpl(Container.java:2273)
   at java.awt.Window.dispatchEventImpl(Window.java:2719)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:729)
   at java.awt.EventQueue.access$200(EventQueue.java:103)
   at java.awt.EventQueue$3.run(EventQueue.java:688)
   at java.awt.EventQueue$3.run(EventQueue.java:686)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
   at java.awt.EventQueue$4.run(EventQueue.java:702)
   at java.awt.EventQueue$4.run(EventQueue.java:700)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:699)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:154)
   at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:182)
   at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:221)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:219)
   at java.awt.Dialog.show(Dialog.java:1082)
   at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:1078)
   at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1128)
   at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1100)
   at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:128)
   at org.openide.util.Mutex.doEventAccess(Mutex.java:1363)
   at org.openide.util.Mutex.readAccess(Mutex.java:273)
   at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:1085)
   at java.awt.Component.show(Component.java:1651)
   at java.awt.Component.setVisible(Component.java:1603)
   at java.awt.Window.setVisible(Window.java:1014)
   at java.awt.Dialog.setVisible(Dialog.java:1005)
   at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.showDialog(DialogDisplayerImpl.java:260)
   at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.run(DialogDisplayerImpl.java:186)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:727)
   at java.awt.EventQueue.access$200(EventQueue.java:103)
   at java.awt.EventQueue$3.run(EventQueue.java:688)
   at java.awt.EventQueue$3.run(EventQueue.java:686)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:697)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)