what's wrong with I do?

[gangfu]

when I want to creat a new empty report
the iReport throw an Exception
java.lang.IllegalArgumentException: Called DataObject.find on null
at org.openide.loaders.DataObject.find(DataObject.jav a:474)
at org.openide.loaders.DataFolder.findFolder(DataFold er.java:515)
at com.jaspersoft.ireport.designer.standalone.menu.Ne wReportAction.performAction(NewReportAction.java:4 7)
at com.jaspersoft.ireport.designer.standalone.menu.Ne wReportAction$1.actionPerformed(NewReportAction.ja va:112)
at javax.swing.AbstractButton.fireActionPerformed(Abs tractButton.java:1995)
at javax.swing.AbstractButton$Handler.actionPerformed (AbstractButton.java:2318)
at javax.swing.DefaultButtonModel.fireActionPerformed (DefaultButtonModel.java:387)
at javax.swing.DefaultButtonModel.setPressed(DefaultB uttonModel.java:242)
at javax.swing.AbstractButton.doClick(AbstractButton. java:357)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Bas icMenuItemUI.java:1216)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mou seReleased(BasicMenuItemUI.java:1257)
at java.awt.Component.processMouseEvent(Component.jav a:6038)
at javax.swing.JComponent.processMouseEvent(JComponen t.java:3265)
at java.awt.Component.processEvent(Component.java:580 3)
at java.awt.Container.processEvent(Container.java:205 8)
at java.awt.Component.dispatchEventImpl(Component.jav a:4410)
at java.awt.Container.dispatchEventImpl(Container.jav a:2116)
at java.awt.Component.dispatchEvent(Component.java:42 40)
at java.awt.LightweightDispatcher.retargetMouseEvent( Container.java:4322)
at java.awt.LightweightDispatcher.processMouseEvent(C ontainer.java:3986)
at java.awt.LightweightDispatcher.dispatchEvent(Conta iner.java:3916)
at java.awt.Container.dispatchEventImpl(Container.jav a:2102)
at java.awt.Window.dispatchEventImpl(Window.java:2429 )
at java.awt.Component.dispatchEvent(Component.java:42 40)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java: 599)
at java.awt.EventDispatchThread.pumpOneEventForFilter s(EventDispatchThread.java:273)
at java.awt.EventDispatchThread.pumpEventsForFilter(E ventDispatchThread.java:183)
at java.awt.EventDispatchThread.pumpEventsForHierarch y(EventDispatchThread.java:173)
at java.awt.EventDispatchThread.pumpEvents(EventDispa tchThread.java:168)
at java.awt.EventDispatchThread.pumpEvents(EventDispa tchThread.java:160)
at java.awt.EventDispatchThread.run(EventDispatchThre ad.java:121)

that why?
and I want to know how to conclude this Exception

[genius786]

Hi,

Which version of IREPORT do you used ? Is the file is empty which you run on IRPEORT ?


Best regards,