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java.lang.NullPointerException: 	at org.pentaho.di.core.vfs.KettleVFS.getFileObject(KettleVFS.java:86)	at org.pentaho.di.trans.TransMeta.(TransMeta.java:2948)	at org.pentaho.di.trans.TransMeta.(TransMeta.java:2930)	at org.pentaho.di.trans.TransMeta.(TransMeta.java:2917)	at org.pentaho.di.trans.TransMeta.(TransMeta.java:2894)	at org.pentaho.di.trans.TransMeta.(TransMeta.java:2869)	at org.pentaho.reporting.ui.datasources.kettle.KettleQueryEntry.getSteps(KettleQueryEntry.java:63)	at org.pentaho.reporting.ui.datasources.kettle.KettleDataSourceDialog$QueryNameListSelectionListener.valueChanged(KettleDataSourceDialog.java:282)	at javax.swing.JList.fireSelectionValueChanged(JList.java:1317)	at javax.swing.JList$ListSelectionHandler.valueChanged(JList.java:1331)	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:187)	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:167)	at javax.swing.DefaultListSelectionModel.fireValueChanged(DefaultListSelectionModel.java:214)	at javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:408)	at javax.swing.DefaultListSelectionModel.changeSelection(DefaultListSelectionModel.java:417)	at javax.swing.DefaultListSelectionModel.setSelectionInterval(DefaultListSelectionModel.java:441)	at javax.swing.JList.setSelectedIndex(JList.java:1732)	at javax.swing.JList.setSelectedValue(JList.java:1834)	at org.pentaho.reporting.ui.datasources.kettle.KettleDataSourceDialog$AddQueryAction.actionPerformed(KettleDataSourceDialog.java:328)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)	at java.awt.Component.processMouseEvent(Component.java:5602)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3135)	at java.awt.Component.processEvent(Component.java:5367)	at java.awt.Container.processEvent(Container.java:2010)	at java.awt.Component.dispatchEventImpl(Component.java:4068)	at java.awt.Container.dispatchEventImpl(Container.java:2068)	at java.awt.Component.dispatchEvent(Component.java:3903)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4256)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3936)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3866)	at java.awt.Container.dispatchEventImpl(Container.java:2054)	at java.awt.Window.dispatchEventImpl(Window.java:1801)	at java.awt.Component.dispatchEvent(Component.java:3903)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:180)	at java.awt.Dialog$1.run(Dialog.java:535)	at java.awt.Dialog$2.run(Dialog.java:565)	at java.security.AccessController.doPrivileged(Native Method)	at java.awt.Dialog.show(Dialog.java:563)	at java.awt.Component.show(Component.java:1302)	at java.awt.Component.setVisible(Component.java:1255)	at org.pentaho.reporting.ui.datasources.kettle.KettleDataSourceDialog.performConfiguration(KettleDataSourceDialog.java:679)	at org.pentaho.reporting.ui.datasources.kettle.KettleDataSourcePlugin.performEdit(KettleDataSourcePlugin.java:48)	at org.pentaho.reporting.designer.core.actions.report.AddDataFactoryAction.actionPerformed(AddDataFactoryAction.java:63)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)	at javax.swing.AbstractButton.doClick(AbstractButton.java:334)	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1051)	at apple.laf.CUIAquaMenuItem.doClick(CUIAquaMenuItem.java:119)	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1092)	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:231)	at java.awt.Component.processMouseEvent(Component.java:5602)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3135)	at java.awt.Component.processEvent(Component.java:5367)	at java.awt.Container.processEvent(Container.java:2010)	at java.awt.Component.dispatchEventImpl(Component.java:4068)	at java.awt.Container.dispatchEventImpl(Container.java:2068)	at java.awt.Component.dispatchEvent(Component.java:3903)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4256)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3936)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3866)	at java.awt.Container.dispatchEventImpl(Container.java:2054)	at java.awt.Window.dispatchEventImpl(Window.java:1801)	at java.awt.Component.dispatchEvent(Component.java:3903)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:184)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:176)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)