message: Setting Mesh::sequence and Mesh::last_operation to default values in the Mesh copy constructor.
diff: @@ -2286,6 +2286,10 @@ Mesh::Mesh(const Mesh &mesh, bool copy_nodes)
  meshgen = mesh.meshgen;
  + // Create the new Mesh instance without a record of its refinement history
  + sequence = 0;
  + last_operation = Mesh::NONE;
  +
  // Duplicate the elements
  elements.SetSize(NumOfElements);
  for (int i = 0; i < NumOfElements; i++)
  