return;
}
final GanttTaskImpl root = (GanttTaskImpl) ganttChartData.getRootObject();
final GanttTask parent = root.findParent(clipboard.getId());
final TaskDO task = taskDao.getTaskTree().getTaskById((Integer) clipboard.getId());
parent.removeChild(clipboard);
if (clipboard == ganttObject) {
// Move to top level:
root.addChild(ganttObject);
final TaskDO rootTask = form.getData().getTask();
if (rootTask != null && task != null) {