if (fHeader) delete fHeader;
fHeader = new AliGenCocktailEventHeader("Beamgas Header");
- TObjArray *partArray = gAlice->GetMCApp()->Particles();
- AliStack *stack = gAlice->GetRunLoader()->Stack();
+ const TObjArray *partArray = gAlice->GetMCApp()->Particles();
+ AliStack *stack = AliRunLoader::Instance()->Stack();
for (Int_t l = 0; l < numbg; l++) {
Vertex();