From ff671de5832561954312173836def48d22ff2760 Mon Sep 17 00:00:00 2001
From: Matthias Kleiner <Matthias.Kleiner@cern.ch>
Date: Sun, 3 Mar 2024 10:54:35 +0100
Subject: [PATCH] DebugStreamer: remove suffix from tree name

- The suffix is just a number like "_0" - where the number corresponds
to n-th call to fill the tree
---
 Common/Utils/src/DebugStreamer.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Common/Utils/src/DebugStreamer.cxx b/Common/Utils/src/DebugStreamer.cxx
index 5aafb3467365e..46ff9be83d415 100644
--- a/Common/Utils/src/DebugStreamer.cxx
+++ b/Common/Utils/src/DebugStreamer.cxx
@@ -166,7 +166,7 @@ void o2::utils::DebugStreamer::mergeTrees(const char* inpFile, const char* outFi
   TFile fOut(outFile, "RECREATE");
   for (auto& list : lists) {
     auto tree = TTree::MergeTrees(&list.second, option);
-    fOut.WriteObject(tree, tree->GetName());
+    fOut.WriteObject(tree, list.first.data());
   }
 }