Comment 2 for bug 413915

This worked nicely. However a NPE appears when you

1. Enter Unregistered Competitor GUI
2. Click the blank lines below any data
Nullpointer is thrown

java.lang.NullPointerException
        at avscoreswt.gui.Unregistered.UnregisteredGui$17.mouseDown(UnregisteredGui.java:523)
        at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:179)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
        at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3823)
        at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3422)
        at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
        at org.eclipse.jface.window.Window.open(Window.java:801)
        at avscoreswt.gui.BaseFrame.run(BaseFrame.java:192)
        at avscoreswt.gui.BaseFrame.start(BaseFrame.java:1112)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at avscoreswt.OpenScore.main(OpenScore.java:61)