java.lang.NullPointerException
	at javax.swing.filechooser.FileSystemView.getSystemIcon(FileSystemView.java:200)
	at org.netbeans.modules.project.ui.ProjectChooserAccessory$ProjectFileView.getIcon(ProjectChooserAccessory.java:454)
	at javax.swing.JFileChooser.getIcon(JFileChooser.java:1494)
	at javax.swing.plaf.metal.MetalFileChooserUI$DirectoryComboBoxRenderer.getListCellRendererComponent(MetalFileChooserUI.java:1554)
	at javax.swing.plaf.basic.BasicComboBoxUI.getDisplaySize(BasicComboBoxUI.java:1280)
	at javax.swing.plaf.metal.MetalComboBoxUI.getMinimumSize(MetalComboBoxUI.java:181)
	at javax.swing.plaf.basic.BasicComboBoxUI.getPreferredSize(BasicComboBoxUI.java:955)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1272)
	at java.awt.BorderLayout.preferredLayoutSize(BorderLayout.java:564)
	at java.awt.Container.preferredSize(Container.java:1175)
	at java.awt.Container.getPreferredSize(Container.java:1159)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1274)
	at java.awt.BorderLayout.preferredLayoutSize(BorderLayout.java:569)
	at javax.swing.plaf.metal.MetalFileChooserUI.getPreferredSize(MetalFileChooserUI.java:1166)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1272)
	at java.awt.BorderLayout.preferredLayoutSize(BorderLayout.java:564)
	at java.awt.Container.preferredSize(Container.java:1175)
	at java.awt.Container.getPreferredSize(Container.java:1159)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1274)
	at javax.swing.JRootPane$RootLayout.preferredLayoutSize(JRootPane.java:816)
	at java.awt.Container.preferredSize(Container.java:1175)
	at java.awt.Container.getPreferredSize(Container.java:1159)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1274)
	at java.awt.BorderLayout.preferredLayoutSize(BorderLayout.java:564)
	at java.awt.Container.preferredSize(Container.java:1175)
	at java.awt.Container.getPreferredSize(Container.java:1159)
	at java.awt.Window.pack(Window.java:431)
	at javax.swing.JFileChooser.createDialog(JFileChooser.java:747)
	at javax.swing.JFileChooser.showDialog(JFileChooser.java:687)
	at javax.swing.JFileChooser.showOpenDialog(JFileChooser.java:599)
	at org.netbeans.modules.project.ui.actions.OpenProject.actionPerformed(OpenProject.java:54)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1764)
	at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1817)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:419)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:257)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:289)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1113)
	at javax.swing.plaf.basic.BasicMenuItemUI$MouseInputHandler.mouseReleased(BasicMenuItemUI.java:943)
	at java.awt.Component.processMouseEvent(Component.java:5134)
	at java.awt.Component.processEvent(Component.java:4931)
	at java.awt.Container.processEvent(Container.java:1566)
	at java.awt.Component.dispatchEventImpl(Component.java:3639)
	at java.awt.Container.dispatchEventImpl(Container.java:1623)
	at java.awt.Component.dispatchEvent(Component.java:3480)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3450)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3165)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3095)
	at java.awt.Container.dispatchEventImpl(Container.java:1609)
	at java.awt.Window.dispatchEventImpl(Window.java:1590)
	at java.awt.Component.dispatchEvent(Component.java:3480)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:450)
[catch] at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)