Null pointer exception while imorting wsdl

Hi

I am using nightly build soapui 3.6.2 -SNAPSHOT version.
when i am importing my wsdl in project i am getting these errors.

at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Tue Nov 23 21:50:33 IST 2010:ERROR:java.lang.NullPointerException
java.lang.NullPointerException
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildDocumentResponse(SoapMessageBuilder.java:336)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:544)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:511)
at com.eviware.soapui.impl.wsdl.WsdlOperation.createResponse(WsdlOperation.java:253)
at com.eviware.soapui.impl.wsdl.mock.WsdlMockOperation.addNewMockResponse(WsdlMockOperation.java:212)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.generateMockService(GenerateMockServiceAction.java:114)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:53)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:42)
at com.eviware.soapui.support.action.swing.SwingActionDelegate.actionPerformed(SwingActionDelegate.java:89)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Tue Nov 23 21:50:33 IST 2010:ERROR:java.lang.NullPointerException
java.lang.NullPointerException
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildDocumentResponse(SoapMessageBuilder.java:336)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:544)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:511)
at com.eviware.soapui.impl.wsdl.WsdlOperation.createResponse(WsdlOperation.java:253)
at com.eviware.soapui.impl.wsdl.mock.WsdlMockOperation.addNewMockResponse(WsdlMockOperation.java:212)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.generateMockService(GenerateMockServiceAction.java:114)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:53)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:42)
at com.eviware.soapui.support.action.swing.SwingActionDelegate.actionPerformed(SwingActionDelegate.java:89)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Tue Nov 23 21:50:33 IST 2010:ERROR:java.lang.NullPointerException
java.lang.NullPointerException
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildDocumentResponse(SoapMessageBuilder.java:336)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:544)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:511)
at com.eviware.soapui.impl.wsdl.WsdlOperation.createResponse(WsdlOperation.java:253)
at com.eviware.soapui.impl.wsdl.mock.WsdlMockOperation.addNewMockResponse(WsdlMockOperation.java:212)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.generateMockService(GenerateMockServiceAction.java:114)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:53)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:42)
at com.eviware.soapui.support.action.swing.SwingActionDelegate.actionPerformed(SwingActionDelegate.java:89)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Tue Nov 23 21:50:33 IST 2010:ERROR:java.lang.NullPointerException
java.lang.NullPointerException
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildDocumentResponse(SoapMessageBuilder.java:336)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:544)
at com.eviware.soapui.impl.wsdl.support.soap.SoapMessageBuilder.buildSoapMessageFromOutput(SoapMessageBuilder.java:511)
at com.eviware.soapui.impl.wsdl.WsdlOperation.createResponse(WsdlOperation.java:253)
at com.eviware.soapui.impl.wsdl.mock.WsdlMockOperation.addNewMockResponse(WsdlMockOperation.java:212)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.generateMockService(GenerateMockServiceAction.java:114)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:53)
at com.eviware.soapui.impl.wsdl.actions.iface.GenerateMockServiceAction.perform(GenerateMockServiceAction.java:42)
at com.eviware.soapui.support.action.swing.SwingActionDelegate.actionPerformed(SwingActionDelegate.java:89)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

Please suggest how to proceed, i checked other posts also, but always it is mentioned that use nightly build. But my problem is still existing with nightly build too. i am usinh nightly build only