From cf40de3ded1bf5a8e6ee785214585e2b2a7a69bc Mon Sep 17 00:00:00 2001
From: Timo Heister <timo.heister@gmail.com>
Date: Wed, 24 Dec 2014 08:29:27 -0500
Subject: [PATCH] improve SolutionTransfer exception

parallel::distributed::SolutionTransfer only works with parallel::distributed::Triangulation. This is now checked in the constructor.
---
 source/distributed/solution_transfer.cc | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/source/distributed/solution_transfer.cc b/source/distributed/solution_transfer.cc
index 27eee417eb..3455251bf1 100644
--- a/source/distributed/solution_transfer.cc
+++ b/source/distributed/solution_transfer.cc
@@ -47,7 +47,13 @@ namespace parallel
     SolutionTransfer<dim, VECTOR, DH>::SolutionTransfer(const DH &dof)
       :
       dof_handler(&dof, typeid(*this).name())
-    {}
+    {
+      parallel::distributed::Triangulation<dim> *tria
+        = (dynamic_cast<parallel::distributed::Triangulation<dim>*>
+           (const_cast<dealii::Triangulation<dim>*>
+            (&dof_handler->get_tria())));
+      Assert (tria != 0, ExcMessage("parallel::distributed::SolutionTransfer requires a parallel::distributed::Triangulation object."));
+    }
 
 
 
-- 
2.39.5