From a22d41b99b35b9cf72d34e7c2bbdd35f9c758f48 Mon Sep 17 00:00:00 2001
From: Sandro Wenzel <sandro.wenzel@cern.ch>
Date: Sun, 23 Nov 2025 17:45:37 +0100
Subject: [PATCH] o2-sim: Avoid duplicate printout of detector list

---
 Common/SimConfig/src/SimConfig.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Common/SimConfig/src/SimConfig.cxx b/Common/SimConfig/src/SimConfig.cxx
index 2c28497fa4237..15879687872d5 100644
--- a/Common/SimConfig/src/SimConfig.cxx
+++ b/Common/SimConfig/src/SimConfig.cxx
@@ -200,7 +200,11 @@ bool SimConfig::determineActiveModulesList(const std::string& version, std::vect
       return false;
     }
     modules = map[version];
-    LOGP(info, "Running with official detector version '{}'", version);
+    static std::string last_version{}; // prevent multiple printouts of same message
+    if (last_version != version) {
+      LOGP(info, "Running with official detector version '{}'", version);
+      last_version = version;
+    }
   }
   // check if specified modules are in list
   if (inputargs.size() != 1 || inputargs[0] != "all") {