From bf1632ca481fdafa01f1e35d48bc4ee0afe1b934 Mon Sep 17 00:00:00 2001
From: Timo Heister <timo.heister@gmail.com>
Date: Fri, 15 Jan 2021 11:34:45 -0500
Subject: [PATCH] improve Simplex:QGauss error message

---
 source/simplex/quadrature_lib.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/simplex/quadrature_lib.cc b/source/simplex/quadrature_lib.cc
index 5d3ea4df22..2bb93a055f 100644
--- a/source/simplex/quadrature_lib.cc
+++ b/source/simplex/quadrature_lib.cc
@@ -140,7 +140,11 @@ namespace Simplex
 
     AssertDimension(this->quadrature_points.size(), this->weights.size());
     Assert(this->quadrature_points.size() > 0,
-           ExcMessage("No valid quadrature points!"));
+           ExcNotImplemented(
+             "Simplex::QGauss is currently only implemented for "
+             "n_points_1D = 1, 2, and 3, while you are asking for "
+             "n_points_1D = " +
+             Utilities::to_string(n_points_1D)));
   }
 
 
-- 
2.39.5