java.lang.NullPointerException
	at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDatabase.getIfExists(BtreeDatabase.java:757)
	at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDatabase.getIfExists(BtreeDatabase.java:741)
	at org.netbeans.mdr.storagemodel.MdrStorage.getObject(MdrStorage.java:697)
	at org.netbeans.mdr.handlers.BaseObjectHandler._getDelegate(BaseObjectHandler.java:351)
	at org.netbeans.mdr.handlers.BaseObjectHandler.refImmediatePackage(BaseObjectHandler.java:303)
	at org.netbeans.modules.javacore.internalapi.JavaMetamodel.getJavaExtent(JavaMetamodel.java:95)
	at org.netbeans.modules.java.ui.nodes.elements.SourceEditSupport$ElementNewType.getModel(SourceEditSupport.java:574)
	at org.netbeans.modules.java.ui.nodes.elements.SourceEditSupport$ElementNewType.createImpl(SourceEditSupport.java:276)
	at org.netbeans.modules.java.ui.nodes.elements.SourceEditSupport$ElementNewType.create(SourceEditSupport.java:259)
	at org.openide.actions.NewAction.performAction(NewAction.java:68)
	at org.openide.actions.NewAction.access$100(NewAction.java:36)
	at org.openide.actions.NewAction$ActSubMenuModel.performActionAt(NewAction.java:211)
	at org.openide.awt.Actions$SubMenuBridge$ISubActionListener.actionPerformed(Actions.java:882)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:302)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1000)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1041)
	at java.awt.Component.processMouseEvent(Component.java:5488)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3093)
	at java.awt.Component.processEvent(Component.java:5253)
	at java.awt.Container.processEvent(Container.java:1966)
	at java.awt.Component.dispatchEventImpl(Component.java:3955)
	at java.awt.Container.dispatchEventImpl(Container.java:2024)
	at java.awt.Component.dispatchEvent(Component.java:3803)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3892)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
	at java.awt.Container.dispatchEventImpl(Container.java:2010)
	at java.awt.Window.dispatchEventImpl(Window.java:1766)
	at java.awt.Component.dispatchEvent(Component.java:3803)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)