Merge pull request #14216 from KratosMultiphysics/core/hotfix-csr-matrix-map-constructor

[Hotfix][Core] Proper initialize in matrix map CSR constructor

Author: rubenzorrilla

kratos/containers/csr_matrix.h

@@ -133,6 +133,7 @@ class CsrMatrix final
         mNrows = size1();
         ComputeColSize();
         ResizeValueData(mColIndices.size());
+        SetValue(0.0);
 
         // Assemble data from matrix map
         this->BeginAssemble();