java.lang.reflect.InvocationTargetException
	at java.awt.EventQueue.invokeAndWait(Unknown Source)
	at javax.swing.SwingUtilities.invokeAndWait(Unknown Source)
	at com.jogamp.opengl.util.AWTAnimatorImpl.display(AWTAnimatorImpl.java:89)
	at com.jogamp.opengl.util.AnimatorBase.display(AnimatorBase.java:142)
	at com.jogamp.opengl.util.FPSAnimator$1.run(FPSAnimator.java:128)
	at java.util.TimerThread.mainLoop(Unknown Source)
	at java.util.TimerThread.run(Unknown Source)
Caused by: java.util.ConcurrentModificationException
	at java.util.AbstractList$Itr.checkForComodification(Unknown Source)
	at java.util.AbstractList$Itr.next(Unknown Source)
	at com.test.api.structure.viewer.objects.Container.render(Container.java:34)
	at com.test.api.structure.viewer.editors.StructureViewer.display(StructureViewer.java:354)
	at jogamp.opengl.GLDrawableHelper.displayImpl(GLDrawableHelper.java:373)
	at jogamp.opengl.GLDrawableHelper.display(GLDrawableHelper.java:358)
	at javax.media.opengl.awt.GLJPanel$Updater.display(GLJPanel.java:704)
	at jogamp.opengl.GLDrawableHelper.displayImpl(GLDrawableHelper.java:373)
	at jogamp.opengl.GLDrawableHelper.display(GLDrawableHelper.java:358)
	at jogamp.opengl.GLAutoDrawableBase$2.run(GLAutoDrawableBase.java:280)
	at jogamp.opengl.GLDrawableHelper.invokeGLImpl(GLDrawableHelper.java:655)
	at jogamp.opengl.GLDrawableHelper.invokeGL(GLDrawableHelper.java:594)
	at jogamp.opengl.GLPbufferImpl.display(GLPbufferImpl.java:121)
	at javax.media.opengl.awt.GLJPanel$PbufferBackend.doPaintComponentImpl(GLJPanel.java:1280)
	at javax.media.opengl.awt.GLJPanel$AbstractReadbackBackend.doPaintComponent(GLJPanel.java:1002)
	at javax.media.opengl.awt.GLJPanel.paintComponent(GLJPanel.java:361)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintToOffscreen(Unknown Source)
	at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(Unknown Source)
	at javax.swing.RepaintManager$PaintManager.paint(Unknown Source)
	at javax.swing.RepaintManager.paint(Unknown Source)
	at javax.swing.JComponent._paintImmediately(Unknown Source)
	at javax.swing.JComponent.paintImmediately(Unknown Source)
	at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
	at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
	at com.jogamp.opengl.util.AWTAnimatorImpl$1.run(AWTAnimatorImpl.java:160)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)