message: Proposed fix for issue 2003
diff: @@ -3687,6 +3687,8 @@ ScalarCrossProductInterpolator::AssembleElementMatrix2(
  : VectorCoefficient(fe_.GetDof()), VQ(vq), fe(fe_),
  vshape(vdim, vq.GetVDim()), vc(vq.GetVDim()) { }
  + using VectorCoefficient::Eval;
  +
  virtual void Eval(Vector &V, ElementTransformation &T,
  const IntegrationPoint &ip)
  {
  