if (arr==0) {
arr = new AliTPCClustersArray;
TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root");
if (arr==0) {
arr = new AliTPCClustersArray;
TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root");
if (arr==0) {
arr = new AliTPCClustersArray;
TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root");
if (arr==0) {
arr = new AliTPCClustersArray;
TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root");