From 2d90c3cb2c3c9047fac32ab593ab036c44541ae4 Mon Sep 17 00:00:00 2001
From: Savanna Marie Shaw <savanna.marie.shaw@cern.ch>
Date: Fri, 18 Sep 2020 11:14:26 +0200
Subject: [PATCH] Add protection for empty CSCCluster fits
In the trigger we can run into the case where we have some empty CSC clusters which is resulting in empty CSCCluster fit results, so adding some protection to avoid accessing these empty fit results. Fixes ATR-22055.
---
.../src/CscClusterOnTrackCreator.cxx | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/MuonSpectrometer/MuonReconstruction/MuonRIO_OnTrackCreators/MuonClusterOnTrackCreator/src/CscClusterOnTrackCreator.cxx b/MuonSpectrometer/MuonReconstruction/MuonRIO_OnTrackCreators/MuonClusterOnTrackCreator/src/CscClusterOnTrackCreator.cxx
index 7c4cfd1227ce..2a4595e3883e 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonRIO_OnTrackCreators/MuonClusterOnTrackCreator/src/CscClusterOnTrackCreator.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonRIO_OnTrackCreators/MuonClusterOnTrackCreator/src/CscClusterOnTrackCreator.cxx
@@ -330,7 +330,11 @@ namespace Muon {
std::vector<ICscClusterFitter::Result> results, results0;
results = m_clusterUtilTool->getRefitCluster(MClus,tantheta);
results0 = m_clusterUtilTool->getRefitCluster(MClus,0);
-
+
+ if(&results[0]==nullptr || &results0[0]==nullptr){
+ ATH_MSG_VERBOSE("No fit result");
+ return new CscClusterOnTrack(MClus,locpar,loce,positionAlongStrip,MClus->status(),MClus->timeStatus(),MClus->time());
+ }
ICscClusterFitter::Result res, res0;
res = results[0];
res0 = results0[0]; // result at normal angle to make error blown correctly in case of cosmic
--
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