Hi All,
I started getting the below error in my application module when I press an EO.
Which doesn't make any senese to me ??
I read this but none of the cases described was applicable to mine.
Can anybody tell what is wrong? The error message is not descriptive enough for me...
Thanks in advance.

oracle.jbo.JboException: JBO-29000: Unexpected exception caught: java.lang.NullPointerException, msg=null
at oracle.adf.model.binding.DCBindingContainer.reportException(DCBindingContainer.java:438)
at oracle.adf.model.binding.DCBindingContainer.reportException(DCBindingContainer.java:500)
at oracle.jbo.jbotester.panel.BindingPanelBinding.setBindingContext(BindingPanelBinding.java:117)
at oracle.jbo.jbotester.panel.BindingPanelBinding.\<init>(BindingPanelBinding.java:89)
at oracle.jbo.jbotester.form.BindingFormBinding.createMasterPanelBinding(BindingFormBinding.java:74)
at oracle.jbo.jbotester.form.BindingFormBinding.init(BindingFormBinding.java:122)
at oracle.jbo.jbotester.form.JTFormBinding.\<init>(JTFormBinding.java:62)
at oracle.jbo.jbotester.form.BindingFormBinding.\<init>(BindingFormBinding.java:57)
at oracle.jbo.jbotester.form.FormType$1.createForm(FormType.java:83)
at oracle.jbo.jbotester.form.FormType.createForm(FormType.java:250)
at oracle.jbo.jbotester.form.FormType.createTab(FormType.java:295)
at oracle.jbo.jbotester.tree.BaseTreeNode.showForm(BaseTreeNode.java:75)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:289)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:259)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:254)
at oracle.jbo.jbotester.tree.ObjectTreeNodeBinding.showForm(ObjectTreeNodeBinding.java:131)
at oracle.jbo.jbotester.tree.ObjectTreeNodeBinding.showForm(ObjectTreeNodeBinding.java:108)
at oracle.jbo.jbotester.tree.Tree.processTreeMouseClicked(Tree.java:546)
at oracle.jbo.jbotester.tree.Tree.access$100(Tree.java:98)
at oracle.jbo.jbotester.tree.Tree$TreeMouseListener.mouseClicked(Tree.java:151)
at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:270)
at java.awt.Component.processMouseEvent(Component.java:6536)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4534)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.lang.NullPointerException
at oracle.jbo.uicli.jui.JULovButtonBinding.getDisplayAttrValue(JULovButtonBinding.java:1509)
at oracle.jbo.uicli.jui.JULovButtonBinding.buildDisplayValue(JULovButtonBinding.java:1493)
at oracle.jbo.uicli.controls.JULovEditButton$TextFieldBinding.setValueAt(JULovEditButton.java:186)
at oracle.jbo.uicli.binding.JUCtrlAttrsBinding.updateValuesFromRow(JUCtrlAttrsBinding.java:145)
at oracle.jbo.uicli.binding.JUCtrlAttrsBinding.refreshControl(JUCtrlAttrsBinding.java:245)
at oracle.jbo.uicli.jui.JULovButtonBinding.refreshControl(JULovButtonBinding.java:1228)
at oracle.jbo.jbotester.app.FieldFactory.createField(FieldFactory.java:239)
at oracle.jbo.jbotester.app.FieldFactory.createField(FieldFactory.java:149)
at oracle.jbo.jbotester.panel.BindingPanel.createField(BindingPanel.java:115)
at oracle.jbo.jbotester.panel.BindingPanelBinding.createField(BindingPanelBinding.java:180)
at oracle.jbo.jbotester.panel.CardPanel.showAttributeDefs(CardPanel.java:221)
at oracle.jbo.jbotester.panel.CardPanelBinding.showAttributeDefs(CardPanelBinding.java:132)
at oracle.jbo.jbotester.panel.CardPanelBinding.showAttributeDefs(CardPanelBinding.java:128)
at oracle.jbo.jbotester.panel.CardPanelBinding.\<init>(CardPanelBinding.java:76)
at oracle.jbo.jbotester.panel.CardPanelBinding.\<init>(CardPanelBinding.java:66)
at oracle.jbo.jbotester.panel.RowSetPanelBinding.showCard(RowSetPanelBinding.java:229)
at oracle.jbo.jbotester.panel.BindingPanelBinding.showCard(BindingPanelBinding.java:193)
at oracle.jbo.jbotester.panel.RowSetPanelBinding.setIterator(RowSetPanelBinding.java:104)
at oracle.jbo.jbotester.panel.BindingPanelBinding.setBindingContext(BindingPanelBinding.java:114)
... 49 more
## Detail 0 ##
java.lang.NullPointerException
at oracle.jbo.uicli.jui.JULovButtonBinding.getDisplayAttrValue(JULovButtonBinding.java:1509)
at oracle.jbo.uicli.jui.JULovButtonBinding.buildDisplayValue(JULovButtonBinding.java:1493)
at oracle.jbo.uicli.controls.JULovEditButton$TextFieldBinding.setValueAt(JULovEditButton.java:186)
at oracle.jbo.uicli.binding.JUCtrlAttrsBinding.updateValuesFromRow(JUCtrlAttrsBinding.java:145)
at oracle.jbo.uicli.binding.JUCtrlAttrsBinding.refreshControl(JUCtrlAttrsBinding.java:245)
at oracle.jbo.uicli.jui.JULovButtonBinding.refreshControl(JULovButtonBinding.java:1228)
at oracle.jbo.jbotester.app.FieldFactory.createField(FieldFactory.java:239)
at oracle.jbo.jbotester.app.FieldFactory.createField(FieldFactory.java:149)
at oracle.jbo.jbotester.panel.BindingPanel.createField(BindingPanel.java:115)
at oracle.jbo.jbotester.panel.BindingPanelBinding.createField(BindingPanelBinding.java:180)
at oracle.jbo.jbotester.panel.CardPanel.showAttributeDefs(CardPanel.java:221)
at oracle.jbo.jbotester.panel.CardPanelBinding.showAttributeDefs(CardPanelBinding.java:132)
at oracle.jbo.jbotester.panel.CardPanelBinding.showAttributeDefs(CardPanelBinding.java:128)
at oracle.jbo.jbotester.panel.CardPanelBinding.\<init>(CardPanelBinding.java:76)
at oracle.jbo.jbotester.panel.CardPanelBinding.\<init>(CardPanelBinding.java:66)
at oracle.jbo.jbotester.panel.RowSetPanelBinding.showCard(RowSetPanelBinding.java:229)
at oracle.jbo.jbotester.panel.BindingPanelBinding.showCard(BindingPanelBinding.java:193)
at oracle.jbo.jbotester.panel.RowSetPanelBinding.setIterator(RowSetPanelBinding.java:104)
at oracle.jbo.jbotester.panel.BindingPanelBinding.setBindingContext(BindingPanelBinding.java:114)
at oracle.jbo.jbotester.panel.BindingPanelBinding.\<init>(BindingPanelBinding.java:89)
at oracle.jbo.jbotester.form.BindingFormBinding.createMasterPanelBinding(BindingFormBinding.java:74)
at oracle.jbo.jbotester.form.BindingFormBinding.init(BindingFormBinding.java:122)
at oracle.jbo.jbotester.form.JTFormBinding.\<init>(JTFormBinding.java:62)
at oracle.jbo.jbotester.form.BindingFormBinding.\<init>(BindingFormBinding.java:57)
at oracle.jbo.jbotester.form.FormType$1.createForm(FormType.java:83)
at oracle.jbo.jbotester.form.FormType.createForm(FormType.java:250)
at oracle.jbo.jbotester.form.FormType.createTab(FormType.java:295)
at oracle.jbo.jbotester.tree.BaseTreeNode.showForm(BaseTreeNode.java:75)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:289)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:259)
at oracle.jbo.jbotester.form.FormType.showForm(FormType.java:254)
at oracle.jbo.jbotester.tree.ObjectTreeNodeBinding.showForm(ObjectTreeNodeBinding.java:131)
at oracle.jbo.jbotester.tree.ObjectTreeNodeBinding.showForm(ObjectTreeNodeBinding.java:108)
at oracle.jbo.jbotester.tree.Tree.processTreeMouseClicked(Tree.java:546)
at oracle.jbo.jbotester.tree.Tree.access$100(Tree.java:98)
at oracle.jbo.jbotester.tree.Tree$TreeMouseListener.mouseClicked(Tree.java:151)
at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:270)
at java.awt.Component.processMouseEvent(Component.java:6536)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4534)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)