cfd->GetXaxis()->SetRangeUser(hmin-20,hmax+20);
mean=cfd->GetMean();
rms=cfd->GetRMS();
- nent=cfd->GetEntries();
+ nent=(Int_t)cfd->GetEntries();
if(nent<500 || rms>20. ) {
ok=false;
AliWarning(Form("Data is not good enouph in PMT %i - mean %f rsm %f nentries %i", i,mean, rms, nent));