java.lang.StringIndexOutOfBoundsException: String index out of range: -1 at java.lang.String.substring(String.java:1444) at org.netbeans.modules.refactoring.ui.MoveClassUI.getResPackageName(MoveClassUI.java:102) at org.netbeans.modules.refactoring.ui.MoveClassUI.getPanel(MoveClassUI.java:87) at org.netbeans.modules.refactoring.api.ui.ParametersPanel.(ParametersPanel.java:96) at org.netbeans.modules.refactoring.ui.RefactoringPanel.refresh(RefactoringPanel.java:371) at org.netbeans.modules.refactoring.ui.RefactoringPanel.(RefactoringPanel.java:85) at org.netbeans.modules.refactoring.api.ui.AbstractRefactoringAction.run(AbstractRefactoringAction.java:116) at org.netbeans.modules.refactoring.api.ui.AbstractRefactoringAction.performAction(AbstractRefactoringAction.java:69) at org.openide.util.actions.NodeAction.performAction(NodeAction.java:193) at org.netbeans.modules.refactoring.ui.MoveClassAction.performAction(MoveClassAction.java:84) at org.openide.util.actions.CallableSystemAction$1.run(CallableSystemAction.java:78) at org.openide.util.actions.CallableSystemAction.doPerformAction(CallableSystemAction.java:116) at org.openide.util.actions.CallableSystemAction.actionPerformed(CallableSystemAction.java:76) at org.openide.util.actions.NodeAction.actionPerformed(NodeAction.java:184) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1786) at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1839) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.AbstractButton.doClick(AbstractButton.java:289) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1113) at javax.swing.plaf.basic.BasicMenuItemUI$MouseInputHandler.mouseReleased(BasicMenuItemUI.java:943) at java.awt.Component.processMouseEvent(Component.java:5100) at java.awt.Component.processEvent(Component.java:4897) at java.awt.Container.processEvent(Container.java:1569) at java.awt.Component.dispatchEventImpl(Component.java:3615) at java.awt.Container.dispatchEventImpl(Container.java:1627) at java.awt.Component.dispatchEvent(Component.java:3477) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3483) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3198) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3128) at java.awt.Container.dispatchEventImpl(Container.java:1613) at java.awt.Window.dispatchEventImpl(Window.java:1606) at java.awt.Component.dispatchEvent(Component.java:3477) [catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:456) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137) at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)