From a97cb38ce202c020647b85ce6dcfe34c66a24ea2 Mon Sep 17 00:00:00 2001
From: Magne Sjaastad <magne.sjaastad@ceetronsolutions.com>
Date: Fri, 13 Feb 2026 16:33:33 +0100
Subject: [PATCH] #13581 Missing curves for _DIFF vectors

In ensembles, the m_differenceAddresses was initialized only for one of the realizations causing the statistics to fail. Replace with direct string compare with "_DIFF"
---
 ApplicationLibCode/FileInterface/RifReaderEclipseSummary.cpp | 5 ++---
 ApplicationLibCode/FileInterface/RifReaderEclipseSummary.h   | 1 -
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.cpp b/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.cpp
index 34bb93730f..e5c426219c 100644
--- a/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.cpp
+++ b/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.cpp
@@ -179,7 +179,7 @@ std::pair<bool, std::vector<double>> RifReaderEclipseSummary::values( const RifE
         return { true, values };
     }
 
-    if ( m_differenceAddresses.count( resultAddress ) )
+    if ( resultAddress.vectorName().contains( RifEclipseSummaryAddressDefines::differenceIdentifier() ) )
     {
         const std::string& quantityName = resultAddress.vectorName();
         auto historyQuantity = quantityName.substr( 0, quantityName.size() - RifEclipseSummaryAddressDefines::differenceIdentifier().size() ) +
@@ -204,8 +204,8 @@ std::pair<bool, std::vector<double>> RifReaderEclipseSummary::values( const RifE
         {
             double diff = nativeValues[i] - historyValues[i];
             values.push_back( diff );
-            m_valuesCache->insertValues( resultAddress, values );
         }
+        m_valuesCache->insertValues( resultAddress, values );
 
         return { true, values };
     }
@@ -278,7 +278,6 @@ void RifReaderEclipseSummary::createAndSetAddresses()
                 candidate.setVectorName( s );
 
                 m_allResultAddresses.insert( candidate );
-                m_differenceAddresses.insert( candidate );
             }
         }
     }
diff --git a/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.h b/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.h
index aa30952e5b..c134bc5f38 100644
--- a/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.h
+++ b/ApplicationLibCode/FileInterface/RifReaderEclipseSummary.h
@@ -65,7 +65,6 @@ private:
 
 private:
     std::unique_ptr<RifSummaryReaderInterface> m_summaryReader;
-    std::set<RifEclipseSummaryAddress>         m_differenceAddresses;
 
     RifEnsembleImportConfig m_ensembleImportState;