iReport Designer 4.5.1 Java Error problems

[phillipjko]

java.lang.NullPointerException at org.netbeans.core.multiview.TabsComponent.setModel(TabsComponent.java:141) at org.netbeans.core.multiview.MultiViewPeer.setMultiViewDescriptions(MultiViewPeer.java:118) at org.netbeans.core.multiview.MultiViewCloneableTopComponent.setMultiViewDescriptions(MultiViewCloneableTopComponent.java:94) at org.netbeans.core.spi.multiview.MultiViewFactory.createCloneableMultiView(MultiViewFactory.java:129) at com.jaspersoft.ireport.designer.JrxmlEditorSupport.createPane(JrxmlEditorSupport.java:117) at org.openide.text.CloneableEditorSupport.createCloneableTopComponent(CloneableEditorSupport.java:1158) at org.openide.windows.CloneableOpenSupport.openCloneableTopComponent(CloneableOpenSupport.java:197) at org.openide.windows.CloneableOpenSupport$1.run(CloneableOpenSupport.java:98) at org.openide.util.Mutex.doEvent(Mutex.java:1335) at org.openide.util.Mutex.writeAccess(Mutex.java:452) at org.openide.windows.CloneableOpenSupport.open(CloneableOpenSupport.java:95) at org.openide.text.CloneableEditorSupport.open(CloneableEditorSupport.java:437) at com.jaspersoft.ireport.designer.standalone.menu.OpenFileAction.open(OpenFileAction.java:162) at com.jaspersoft.ireport.designer.standalone.menu.OpenFileAction.performAction(OpenFileAction.java:133) at org.openide.util.actions.CallableSystemAction$1.run(CallableSystemAction.java:118) at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:77) at org.openide.util.actions.CallableSystemAction.actionPerformed(CallableSystemAction.java:114) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.AbstractButton.doClick(AbstractButton.java:302) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1000) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1041) at java.awt.Component.processMouseEvent(Component.java:5488) at javax.swing.JComponent.processMouseEvent(JComponent.java:3093) 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:1766) at java.awt.Component.dispatchEvent(Component.java:3803) [catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234) 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)