java.lang.NullPointerException
at com.sun.java.swing.plaf.windows.XPStyle.getTypeEnumName(XPStyle.java:155)
at com.sun.java.swing.plaf.windows.XPStyle.getBorder(XPStyle.java:277)
at com.sun.java.swing.plaf.windows.WindowsLookAndFeel$XPBorderValue.getXPValue(WindowsLookAndFeel.java:2402)
at com.sun.java.swing.plaf.windows.WindowsLookAndFeel$XPValue.createValue(WindowsLookAndFeel.java:2357)
at javax.swing.UIDefaults.getFromHashtable(UIDefaults.java:232)
at javax.swing.UIDefaults.get(UIDefaults.java:162)
at javax.swing.MultiUIDefaults.get(MultiUIDefaults.java:64)
at javax.swing.UIDefaults.getBorder(UIDefaults.java:480)
at javax.swing.UIManager.getBorder(UIManager.java:746)
at sun.swing.FilePane.installDefaults(FilePane.java:428)
at sun.swing.FilePane.<init>(FilePane.java:289)
at com.sun.java.swing.plaf.windows.WindowsFileChooserUI.installComponents(WindowsFileChooserUI.java:205)
at javax.swing.plaf.basic.BasicFileChooserUI.installUI(BasicFileChooserUI.java:173)
at com.sun.java.swing.plaf.windows.WindowsFileChooserUI.installUI(WindowsFileChooserUI.java:150)
at javax.swing.JComponent.setUI(JComponent.java:664)
at javax.swing.JFileChooser.updateUI(JFileChooser.java:1803)
at javax.swing.JFileChooser.setup(JFileChooser.java:370)
at javax.swing.JFileChooser.<init>(JFileChooser.java:343)
at javax.swing.JFileChooser.<init>(JFileChooser.java:296)
at org.netbeans.modules.project.ui.ProjectChooserAccessory$ProjectFileChooser.<init>(ProjectChooserAccessory.java:522)
at org.netbeans.modules.project.ui.ProjectChooserAccessory$ProjectFileChooser.<init>(ProjectChooserAccessory.java:522)
at org.netbeans.modules.project.ui.ProjectChooserAccessory.createProjectChooser(ProjectChooserAccessory.java:457)
at org.netbeans.modules.project.ui.actions.OpenProject.actionPerformed(OpenProject.java:79)
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.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:290)
at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
at java.awt.Component.processMouseEvent(Component.java:6504)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
at java.awt.Component.processEvent(Component.java:6269)
at java.awt.Container.processEvent(Container.java:2229)
at java.awt.Component.dispatchEventImpl(Component.java:4860)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Component.dispatchEvent(Component.java:4686)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
at java.awt.Container.dispatchEventImpl(Container.java:2273)
at java.awt.Window.dispatchEventImpl(Window.java:2713)
at java.awt.Component.dispatchEvent(Component.java:4686)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:707)
at java.awt.EventQueue.access$000(EventQueue.java:101)
at java.awt.EventQueue$3.run(EventQueue.java:666)
at java.awt.EventQueue$3.run(EventQueue.java:664)
at java.security.AccessController.doPrivileged(Native Method)
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:680)
at java.awt.EventQueue$4.run(EventQueue.java:678)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:677)
at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:162)
[catch] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
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