From 1816792cd3f860888dee610b2d92f720410b1464 Mon Sep 17 00:00:00 2001
From: Guillaume PIERRE <guillaume.pierre@rte-france.com>
Date: Fri, 17 Jan 2025 15:52:31 +0100
Subject: [PATCH] Data for new modeler (4.1) : avoid use of std::format(..)

---
 src/solver/modeler/dataSeries/scenarioGroupRepo.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/solver/modeler/dataSeries/scenarioGroupRepo.cpp b/src/solver/modeler/dataSeries/scenarioGroupRepo.cpp
index 77a1a9c05e..12055365b0 100644
--- a/src/solver/modeler/dataSeries/scenarioGroupRepo.cpp
+++ b/src/solver/modeler/dataSeries/scenarioGroupRepo.cpp
@@ -22,9 +22,8 @@ unsigned ScenarioGroupRepository::getDataRank(std::string groupId, unsigned scen
 
     if (!scenarioGroups_.at(groupId).contains(scenario))
     {
-        std::string error_message = std::format("In scenario group '{}', scenario '{}' does not exist.",
-                                                groupId,
-                                                scenario);
+        std::string error_message = "In scenario group '" + groupId + "', scenario '"
+                                    + std::to_string(scenario) + "' does not exist.";
         throw std::invalid_argument(error_message);
     }