message: fixed the grid related file opening issue
diff: @@ -29,6 +29,7 @@ class AliAODv0;
  #include <iostream>
  +#include <TGrid.h>
  #include "TList.h"
  #include "TH1.h"
  #include "TH2.h"
  @@ -318,6 +319,7 @@ void AliAnalysisTaskNucleiv2pPb::UserExec(Option_t *)
  // Main loop
  // Called for each event
  +
  Info("AliAnalysisTaskNucleiv2pPb","Starting UserExec");
  fHistEventMultiplicity->Fill(1);
  AliVEvent *event = InputEvent();
  @@ -715,6 +717,8 @@ void AliAnalysisTaskNucleiv2pPb::OpenInfoCalbration(Int_t run)
  {
  TFile* foadb = 0;
  + if (!gGrid) TGrid::Connect("alien");
  +
  if (fRecPass == 0)
  foadb = TFile::Open("alien:///alice/cern.ch/user/l/lramona/CalibpPb2016/calibV0Fast.root");
  else if (fRecPass == 1)
  