From 931c1012f5e3e815d33465e3b110a2803107f197 Mon Sep 17 00:00:00 2001
From: Stephen Fegan <sfegan@gmail.com>
Date: Tue, 24 Sep 2024 15:38:51 +0200
Subject: [PATCH] Fix error on lookup of module index

---
 src/iact_data/nectarcam_acada_event_decoder_r1v1.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/iact_data/nectarcam_acada_event_decoder_r1v1.cpp b/src/iact_data/nectarcam_acada_event_decoder_r1v1.cpp
index 6482bb49..c6d9fc78 100644
--- a/src/iact_data/nectarcam_acada_event_decoder_r1v1.cpp
+++ b/src/iact_data/nectarcam_acada_event_decoder_r1v1.cpp
@@ -172,7 +172,7 @@ bool NectarCam_ACADACameraEventDecoder_R1v1::decode(
       {
         const auto* mod_data_struct = reinterpret_cast<const NectarCountersWithTriggerPattern*>(mod_data_string);
 
-        if(imod < static_cast<unsigned>(calin_event->module_index_size()) and
+        if(imod >= static_cast<unsigned>(calin_event->module_index_size()) or
           calin_event->module_index(imod) == -1)continue;
 
         auto* module_counters = calin_event->add_module_counter();