Removing bones in Denima editor throws exception


Using "Remove Bone" function in Denima editor can sometimes cause an exception to be thrown. Exception text is as follows:
System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index
at System.ThrowHelper.ThrowArgumentOutOfRangeException()
at Demina.Form1.xnaDisplay_Draw(Object sender, EventArgs e)
at XnaDisplay.XnaDisplay.Draw()
at XnaDisplay.GraphicsDeviceControl.OnPaint(PaintEventArgs e)
at System.Windows.Forms.Control.PaintWithErrorHandling(PaintEventArgs e, Int16 layer)
at System.Windows.Forms.Control.WmPaint(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
Closed Dec 12, 2011 at 6:10 PM by jessechounard
This issue has been fixed in changeset 71379 (committed to svn on 12/12/11). Please try the new version in svn and let me know if this problem persists for you.