From 35c204eaf8446a71edd0984f7c3631cc64b869c3 Mon Sep 17 00:00:00 2001
From: shahoian <ruben.shahoyan@cern.ch>
Date: Thu, 5 Nov 2026 17:49:16 +0100
Subject: [PATCH] HBFUtilsInitializer throws if tfidinfo vector is empty

---
 Detectors/Raw/src/HBFUtilsInitializer.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Detectors/Raw/src/HBFUtilsInitializer.cxx b/Detectors/Raw/src/HBFUtilsInitializer.cxx
index 890776933e611..bc1ef52a97e4d 100644
--- a/Detectors/Raw/src/HBFUtilsInitializer.cxx
+++ b/Detectors/Raw/src/HBFUtilsInitializer.cxx
@@ -156,6 +156,9 @@ std::vector<o2::dataformats::TFIDInfo> HBFUtilsInitializer::readTFIDInfoVector(c
   }
   std::vector<o2::dataformats::TFIDInfo> v(*vptr);
   NTFs = v.size();
+  if (!NTFs) {
+    throw std::runtime_error(fmt::format("tfidinfo vector from {} has 0 size", fname));
+  }
   return v;
 }