Compiling report task don't finish.

I was working with the report file in the XML viewerr, i try to generate the report in the preview.

The report has a Bar Chart.

This is the log:

WARNING [org.openide.explorer.propertysheet.RendererFactory]

java.lang.NullPointerException

at com.jaspersoft.ireport.designer.sheet.properties.charts.JRItemLabelPropertyEditor.getAsText(JRItemLabelPropertyEditor.java:81)

at org.openide.explorer.propertysheet.RendererFactory$StringRenderer.reset(RendererFactory.java:967)

at org.openide.explorer.propertysheet.RendererFactory$StringRenderer.connect(RendererFactory.java:931)

at org.openide.explorer.propertysheet.RendererFactory.prepareString(RendererFactory.java:372)

[catch] at org.openide.explorer.propertysheet.RendererFactory.getRenderer(RendererFactory.java:235)

at org.openide.explorer.propertysheet.SheetCellRenderer.getTableCellRendererComponent(SheetCellRenderer.java:153)

at org.openide.explorer.propertysheet.BaseTable.prepareRenderer(BaseTable.java:608)

at org.openide.explorer.propertysheet.SheetTable.prepareRenderer(SheetTable.java:538)

at javax.swing.plaf.basic.BasicTableUI.paintCell(BasicTableUI.java:2114)

at javax.swing.plaf.basic.BasicTableUI.paintCells(BasicTableUI.java:2016)

at javax.swing.plaf.basic.BasicTableUI.paint(BasicTableUI.java:1812)

at javax.swing.plaf.ComponentUI.update(ComponentUI.java:161)

at javax.swing.JComponent.paintComponent(JComponent.java:778)

at org.openide.explorer.propertysheet.BaseTable.paintComponent(BaseTable.java:972)

at org.openide.explorer.propertysheet.SheetTable.paintComponent(SheetTable.java:444)

at javax.swing.JComponent.paint(JComponent.java:1054)

at org.openide.explorer.propertysheet.BaseTable.paint(BaseTable.java:658)

at javax.swing.JComponent.paintToOffscreen(JComponent.java:5221)

at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1482)

at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1413)

at javax.swing.RepaintManager.paint(RepaintManager.java:1206)

at javax.swing.JComponent.paintForceDoubleBuffered(JComponent.java:1090)

at javax.swing.JViewport.blitDoubleBuffered(JViewport.java:1588)

at javax.swing.JViewport.windowBlitPaint(JViewport.java:1549)

at javax.swing.JViewport.setViewPosition(JViewport.java:1092)

at javax.swing.plaf.basic.BasicScrollPaneUI$Handler.vsbStateChanged(BasicScrollPaneUI.java:1054)

at javax.swing.plaf.basic.BasicScrollPaneUI$Handler.stateChanged(BasicScrollPaneUI.java:1043)

at javax.swing.DefaultBoundedRangeModel.fireStateChanged(DefaultBoundedRangeModel.java:364)

at javax.swing.DefaultBoundedRangeModel.setRangeProperties(DefaultBoundedRangeModel.java:302)

at javax.swing.DefaultBoundedRangeModel.setValue(DefaultBoundedRangeModel.java:168)

at javax.swing.JScrollBar.setValue(JScrollBar.java:463)

at javax.swing.plaf.basic.BasicScrollBarUI$TrackListener.setValueFrom(BasicScrollBarUI.java:1253)

at javax.swing.plaf.basic.BasicScrollBarUI$TrackListener.mouseDragged(BasicScrollBarUI.java:1195)

at java.awt.Component.processMouseMotionEvent(Component.java:6552)

at javax.swing.JComponent.processMouseMotionEvent(JComponent.java:3339)

at java.awt.Component.processEvent(Component.java:6273)

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:4509)

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:104)

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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These is the system info:

>Log Session: Tuesday, August 23, 2011 3:45:48 PM BOT

>System Info:

Product Version = Jaspersoft iReport Designer 4.1.1

Operating System = Windows 7 version 6.1 running on amd64

Java; VM; Vendor = 1.7.0; Java HotSpot 64-Bit Server VM 21.0-b17; Oracle Corporation

Runtime = Java SE Runtime Environment 1.7.0-b147

Java Home = C:\Program Files\Java\jdk1.7.0\jre

System Locale; Encoding = en_US (ireport); Cp1252

Home Directory = C:\Users\Elver

Current Directory = C:\Program Files (x86)\Jaspersoft\iReport-4.1.1

User Directory = C:\Users\Elver\.ireport\4.1.1

Installation = C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\ireport

C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\ide10

C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5

C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9

Boot & Ext. Classpath = C:\Program Files\Java\jdk1.7.0\jre\lib\resources.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\rt.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\sunrsasign.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\jsse.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\jce.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\charsets.jar;C:\Program Files\Java\jdk1.7.0\jre\classes;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\dnsns.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\localedata.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\sunec.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\sunjce_provider.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\sunmscapi.jar;C:\Program Files\Java\jdk1.7.0\jre\lib\ext\zipfs.jar

Application Classpath = C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\lib\boot.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\lib\org-openide-modules.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\lib\org-openide-util.jar;C:\Program Files\Java\jdk1.7.0\lib\dt.jar;C:\Program Files\Java\jdk1.7.0\lib\tools.jar

Startup Classpath = C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\core.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\org-openide-filesystems.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_de.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_es.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_fr.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_it.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_ja.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_pl.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_pt_BR.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_sq.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_zh_CN.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\core_zh_TW.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_de.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_es.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_fr.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_it.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_ja.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_pl.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_pt_BR.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_sq.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_zh_CN.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\platform9\core\locale\org-openide-filesystems_zh_TW.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\ireport\core\locale\core_ireport.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_de.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_es.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_it.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_ja.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_pt_BR.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_zh_CN.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\core_nb_zh_TW.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_de.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_es.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_it.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_ja.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_pt_BR.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_zh_CN.jar;C:\Program Files (x86)\Jaspersoft\iReport-4.1.1\nb6.5\core\locale\org-netbeans-upgrader_zh_TW.jar

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