Unexpected problem on thread AWT-EventQueue-0: null
java.lang.NullPointerException
	at stencyl.ext.polydes.datastruct.ui.table.Deck.getDepth(Deck.java:44)
	at stencyl.ext.polydes.datastruct.ui.table.Deck.setCard(Deck.java:53)
	at stencyl.ext.polydes.datastruct.ui.table.PropertiesSheet.addDataItem(PropertiesSheet.java:61)
	at stencyl.ext.polydes.datastruct.ui.table.PropertiesSheet.itemAdded(PropertiesSheet.java:615)
	at stencyl.ext.polydes.common.nodes.HierarchyModel.modelAddLeaf(HierarchyModel.java:219)
	at stencyl.ext.polydes.common.nodes.HierarchyModel.branchLeafAdded(HierarchyModel.java:95)
	at stencyl.ext.polydes.datastruct.data.folder.Folder.addItem(Folder.java:91)
	at stencyl.ext.polydes.common.nodes.HierarchyModel.addItem(HierarchyModel.java:185)
	at stencyl.ext.polydes.common.ui.darktree.DarkTree.createNewItemFromFolder(DarkTree.java:415)
	at stencyl.ext.polydes.common.ui.darktree.DarkTree.createNewItem(DarkTree.java:394)
	at stencyl.ext.polydes.common.ui.darktree.DarkTree$2.itemSelected(DarkTree.java:366)
	at stencyl.ext.polydes.common.util.PopupUtil$1.actionPerformed(PopupUtil.java:49)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2346)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833)
	at com.apple.laf.AquaMenuItemUI.doClick(AquaMenuItemUI.java:157)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
	at java.awt.Component.processMouseEvent(Component.java:6525)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3322)
	at java.awt.Component.processEvent(Component.java:6290)
	at java.awt.Container.processEvent(Container.java:2234)
	at java.awt.Component.dispatchEventImpl(Component.java:4881)
	at java.awt.Container.dispatchEventImpl(Container.java:2292)
	at java.awt.Component.dispatchEvent(Component.java:4703)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4898)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4533)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4462)
	at java.awt.Container.dispatchEventImpl(Container.java:2278)
	at java.awt.Window.dispatchEventImpl(Window.java:2739)
	at java.awt.Component.dispatchEvent(Component.java:4703)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:751)
	at java.awt.EventQueue.access$500(EventQueue.java:97)
	at java.awt.EventQueue$3.run(EventQueue.java:702)
	at java.awt.EventQueue$3.run(EventQueue.java:696)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.awt.EventQueue$4.run(EventQueue.java:724)
	at java.awt.EventQueue$4.run(EventQueue.java:722)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:721)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:109)
	at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:184)
	at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:229)
	at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:227)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:227)
	at java.awt.Dialog.show(Dialog.java:1084)
	at java.awt.Component.show(Component.java:1654)
	at java.awt.Component.setVisible(Component.java:1606)
	at java.awt.Window.setVisible(Window.java:1014)
	at java.awt.Dialog.setVisible(Dialog.java:1005)
	at stencyl.ext.polydes.datastruct.ui.page.StructureDefinitionsWindow.setVisible(StructureDefinitionsWindow.java:126)
	at stencyl.ext.polydes.datastruct.MainPage$1$1.run(MainPage.java:39)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:749)
	at java.awt.EventQueue.access$500(EventQueue.java:97)
	at java.awt.EventQueue$3.run(EventQueue.java:702)
	at java.awt.EventQueue$3.run(EventQueue.java:696)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:719)
	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)