public Void run () throws IOException {
String systemName = fe.getFile().getName();
String propPrefix = "platforms." + systemName + "."; //NOI18N
boolean changed = false;
EditableProperties props = PropertyUtils.getGlobalProperties();
for (Iterator<String> it = props.keySet().iterator(); it.hasNext(); ) {
String key = it.next ();
if (key.startsWith(propPrefix)) {
it.remove();
changed =true;
}