try {
RarefactionCurveData* rcd = new RarefactionCurveData();
for(int i=0;i<displays.size();i++){
rcd->registerDisplay(displays[i]);
}
try {
RarefactionCurveData* rcd = new RarefactionCurveData();
for(int i=0;i<displays.size();i++){
rcd->registerDisplay(displays[i]);
}