-void AddMCGeneratorHandler()
+AliInputEventHandler* AddMCGeneratorHandler()
{
AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
if (!mgr) ::Fatal("handlers", "No analysis manager");
newlibs += gSystem->Getenv("GEN_LIBRARIES");
plugin->SetGeneratorLibs(newlibs);
mgr->SetMCtruthEventHandler(mcInputHandler);
+
+ return mcInputHandler;
}