message: Relax severity from Fatal to Error
  As in a protection against the buffer overflow
  resulting from 0-thresholds was introduced, the log
  severity can be removed from Fatal to Error resulting
  that the code will not crash any more in case a 0-
  threshold is found.
diff: @@ -112,18 +112,18 @@ fGeometry(0)
  // Checking if the L1 thresholds are missing
  for (int ithr = 0; ithr < 2; ithr++) {
  if (stuConf->GetG(2,ithr) == 0) {
  - AliFatal(Form("EMCAL DCS STU has 0 threshold for EGA %d. This trigger will not be simulated. Check OCDB!!!",ithr));
  + AliError(Form("EMCAL DCS STU has 0 threshold for EGA %d. This trigger will not be properly simulated. Check OCDB!!!",ithr));
  }
  if (stuConf->GetJ(2,ithr) == 0) {
  - AliFatal(Form("EMCAL DCS STU has 0 threshold for EJE %d. This trigger will not be simulated. Check OCDB!!!",ithr));
  + AliError(Form("EMCAL DCS STU has 0 threshold for EJE %d. This trigger will not be properly simulated. Check OCDB!!!",ithr));
  }
  if (stuConfDCal) {
  if (stuConfDCal->GetG(2,ithr) == 0) {
  - AliFatal(Form("DCAL DCS STU has 0 threshold for EGA %d. This trigger will not be simulated. Check OCDB!!!",ithr));
  + AliError(Form("DCAL DCS STU has 0 threshold for EGA %d. This trigger will not be properly simulated. Check OCDB!!!",ithr));
  }
  if (stuConfDCal->GetG(2,ithr) == 0) {
  - AliFatal(Form("DCAL DCS STU has 0 threshold for EJE %d. This trigger will not be simulated. Check OCDB!!!",ithr));
  + AliError(Form("DCAL DCS STU has 0 threshold for EJE %d. This trigger will not be properly simulated. Check OCDB!!!",ithr));
  }
  }
  }
  @@ -190,7 +190,7 @@ fGeometry(0)
  AliDebug(999,Form("Building TRU %d with dimensions %d x %d\n",iTRU,int(rSize.X()),int(rSize.Y())));
  if (truConf->GetGTHRL0() <= 1) { // Checking for the null L0 threshold
  if(dcsConf->IsTRUEnabled(iTRU)){
  - AliFatal(Form("Active TRU %d DCS config is missing L0 threshold. L0 Trigger will not be simulated for this TRU.",iTRU));
  + AliError(Form("Active TRU %d DCS config is missing L0 threshold. L0 Trigger will not be properly simulated for this TRU.",iTRU));
  } else {
  AliWarning(Form("Inactive TRU %d - L0 trigger will not be simulated for this TRU", iTRU));
  mytru->SetActive(false);
  