From 705621e58b0be5267d3a003eaa40807d75fe6fb2 Mon Sep 17 00:00:00 2001
From: Bertrand Thierry <bthierry@math.cnrs.fr>
Date: Tue, 10 Dec 2024 21:27:59 -0600
Subject: [PATCH] VTI fix: register Field Sigma

---
 .../anisotropic/AcousticVTIFletcherWaveEquationSEM.cpp           | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/coreComponents/physicsSolvers/wavePropagation/sem/acoustic/secondOrderEqn/anisotropic/AcousticVTIFletcherWaveEquationSEM.cpp b/src/coreComponents/physicsSolvers/wavePropagation/sem/acoustic/secondOrderEqn/anisotropic/AcousticVTIFletcherWaveEquationSEM.cpp
index 13dc9ba770..3d6427da74 100644
--- a/src/coreComponents/physicsSolvers/wavePropagation/sem/acoustic/secondOrderEqn/anisotropic/AcousticVTIFletcherWaveEquationSEM.cpp
+++ b/src/coreComponents/physicsSolvers/wavePropagation/sem/acoustic/secondOrderEqn/anisotropic/AcousticVTIFletcherWaveEquationSEM.cpp
@@ -114,6 +114,7 @@ void AcousticVTIFletcherWaveEquationSEM::registerDataOnMesh( Group & meshBodies
 
       subRegion.registerField< acousticvtifields::AcousticDelta >( getName() );
       subRegion.registerField< acousticvtifields::AcousticEpsilon >( getName() );
+      subRegion.registerField< acousticvtifields::AcousticSigma >( getName() );
     } );
 
   } );