Steps for reproduce:

1. In project properties -> Libraries, click on Add.. button.
2. Insert some filter
3. While "please wait.." appear in Module list, click on list.

--> java.lang.ArrayStoreException occurred

Note:
This happans in first time only when creating indexes.

java.lang.ArrayStoreException
	at java.lang.System.arraycopy(Native Method)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.AddModulePanel.getSelecte
dDependencies(AddModulePanel.java:203)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.AddModulePanel.showDescri
ption(AddModulePanel.java:157)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.AddModulePanel.access$100
(AddModulePanel.java:54)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.AddModulePanel$1.valueCha
nged(AddModulePanel.java:74)
	at javax.swing.JList.fireSelectionValueChanged(JList.java:1317)
	at javax.swing.JList$ListSelectionHandler.valueChanged(JList.java:1331)
	at javax.swing.DefaultListSelectionModel.fireValueChanged
(DefaultListSelectionModel.java:187)
	at javax.swing.DefaultListSelectionModel.fireValueChanged
(DefaultListSelectionModel.java:167)
	at javax.swing.DefaultListSelectionModel.fireValueChanged
(DefaultListSelectionModel.java:214)
	at javax.swing.DefaultListSelectionModel.changeSelection
(DefaultListSelectionModel.java:408)
	at javax.swing.DefaultListSelectionModel.changeSelection
(DefaultListSelectionModel.java:417)
	at javax.swing.DefaultListSelectionModel.setSelectionInterval
(DefaultListSelectionModel.java:441)
	at javax.swing.JList.setSelectionInterval(JList.java:1604)
	at javax.swing.plaf.basic.BasicListUI$Handler.adjustSelection
(BasicListUI.java:2316)
	at javax.swing.plaf.basic.BasicListUI$Handler.adjustFocusAndSelection
(BasicListUI.java:2275)
	at javax.swing.plaf.basic.BasicListUI$Handler.mousePressed
(BasicListUI.java:2256)
	at java.awt.AWTEventMulticaster.mousePressed
(AWTEventMulticaster.java:222)
	at java.awt.Component.processMouseEvent(Component.java:5485)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3126)
	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:3889)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
	at java.awt.Container.dispatchEventImpl(Container.java:2010)
	at java.awt.Window.dispatchEventImpl(Window.java:1774)
	at java.awt.Component.dispatchEvent(Component.java:3803)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
[catch] at java.awt.EventDispatchThread.pumpOneEventForHierarchy
(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy
(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy
(EventDispatchThread.java:153)
	at java.awt.Dialog$1.run(Dialog.java:515)
	at java.awt.Dialog.show(Dialog.java:536)
	at org.netbeans.core.windows.services.NbPresenter.superShow
(NbPresenter.java:800)
	at org.netbeans.core.windows.services.NbPresenter.doShow
(NbPresenter.java:843)
	at org.netbeans.core.windows.services.NbPresenter.run
(NbPresenter.java:831)
	at org.openide.util.Mutex.doEventAccess(Mutex.java:1146)
	at org.openide.util.Mutex.readAccess(Mutex.java:183)
	at org.netbeans.core.windows.services.NbPresenter.show
(NbPresenter.java:816)
	at java.awt.Component.show(Component.java:1300)
	at java.awt.Component.setVisible(Component.java:1253)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.CustomizerLibraries.addMo
duleDependency(CustomizerLibraries.java:400)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.CustomizerLibraries.acces
s$300(CustomizerLibraries.java:43)
	at 
org.netbeans.modules.apisupport.project.ui.customizer.CustomizerLibraries$3.act
ionPerformed(CustomizerLibraries.java:148)
	at javax.swing.AbstractButton.fireActionPerformed
(AbstractButton.java:1849)
	at javax.swing.AbstractButton$Handler.actionPerformed
(AbstractButton.java:2169)
	at javax.swing.DefaultButtonModel.fireActionPerformed
(DefaultButtonModel.java:420)
	at javax.swing.DefaultButtonModel.setPressed
(DefaultButtonModel.java:258)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased
(BasicButtonListener.java:234)
	at java.awt.Component.processMouseEvent(Component.java:5488)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3126)
	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:1774)
	at java.awt.Component.dispatchEvent(Component.java:3803)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy
(EventDispatchThread.java:242)
	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)