private VerticalFieldManager manBackground;
private NewsList newsList;
проблема решена с использованием метода onExposed () ...
protected void onExposed() {
if (comesfromArticle){ //comes from an article (probably the Virtual Keyboard was showed)...
manBackground.delete(manBackground.getField(0)); / Delete the manager that contains the list of news (newsList).
manBackground.add(newsList);//Add again the newslist, so the blank space disappear...
comesfromArticle =false;
}
super.onExposed();
}