From 5278097d5cd59eb411d1012f2e086f7a7225b9ca Mon Sep 17 00:00:00 2001
From: shahoian <ruben.shahoyan@cern.ch>
Date: Wed, 2 Jul 2025 12:26:29 +0200
Subject: [PATCH] Reset ITS tracks ROF counters if not tracks found

---
 Detectors/ITSMFT/ITS/tracking/src/TrackingInterface.cxx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Detectors/ITSMFT/ITS/tracking/src/TrackingInterface.cxx b/Detectors/ITSMFT/ITS/tracking/src/TrackingInterface.cxx
index 15348bca9fde7..4f4941aca9f4d 100644
--- a/Detectors/ITSMFT/ITS/tracking/src/TrackingInterface.cxx
+++ b/Detectors/ITSMFT/ITS/tracking/src/TrackingInterface.cxx
@@ -377,6 +377,11 @@ void ITSTrackingInterface::run(framework::ProcessingContext& pc)
           allTracks.emplace_back(trc);
         }
       }
+    } else {
+      for (auto& r : trackROFvec) { // reset data copied from the clusters
+        r.setFirstEntry(0);
+        r.setNEntries(0);
+      }
     }
     LOGP(info, "ITSTracker pushed {} tracks and {} vertices", allTracks.size(), vertices.size());
     if (mIsMC) {