java.lang.ArrayIndexOutOfBoundsException: node has no children

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java.lang.ArrayIndexOutOfBoundsException: node has no children
at javax.swing.tree.DefaultMutableTreeNode.getChildAt(DefaultMutableTreeNode.java:228)
at com.icesoft.faces.component.tree.Tree.getNodeAtPathsEnd(Tree.java:193)
at com.icesoft.faces.component.tree.TreeRenderer.decode(TreeRenderer.java:68)
at javax.faces.component.UIComponentBase.decode(UIComponentBase.java:665)
at com.icesoft.faces.component.tree.Tree.processDecodes(Tree.java:646)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at com.icesoft.faces.component.paneltabset.PanelTabSet.applyPhase(PanelTabSet.java:126)
at com.icesoft.faces.component.paneltabset.PanelTabSet.applyPhase(PanelTabSet.java:106)
at com.icesoft.faces.component.paneltabset.PanelTabSet.processDecodes(PanelTabSet.java:148)
at com.icesoft.faces.component.paneltabset.PanelTabSet.applyPhase(PanelTabSet.java:126)
at com.icesoft.faces.component.paneltabset.PanelTabSet.applyPhase(PanelTabSet.java:106)
at com.icesoft.faces.component.paneltabset.PanelTabSet.processDecodes(PanelTabSet.java:148)
at javax.faces.component.UIForm.processDecodes(UIForm.java:144)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:880)
at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:79)
at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(BlockingServlet.java:293)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(BlockingServlet.java:281)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:184)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at br.com.opuscom.opusibank.jsf.util.HibernateFilter.doFilter(HibernateFilter.java:29)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
at java.lang.Thread.run(Thread.java:534)

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