From 042db258c8e3d140e039c86ab8c39d72b99e3cc4 Mon Sep 17 00:00:00 2001
From: Matthias Hochsteger <matthias.hochsteger@tuwien.ac.at>
Date: Thu, 21 Sep 2017 17:58:38 +0200
Subject: [PATCH] Fix build with GUI=ON, MPI=ON

---
 libsrc/visualization/mvdraw.cpp | 2 +-
 ng/parallelfunc.cpp             | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/libsrc/visualization/mvdraw.cpp b/libsrc/visualization/mvdraw.cpp
index f5d00922..ca563714 100644
--- a/libsrc/visualization/mvdraw.cpp
+++ b/libsrc/visualization/mvdraw.cpp
@@ -832,7 +832,7 @@ namespace netgen
 
     MyMPI_Bcast (selface);
 
-    vssolution.Broadcast ();
+    netgen::GetVSSolution().Broadcast ();
   }
 #endif 
 
diff --git a/ng/parallelfunc.cpp b/ng/parallelfunc.cpp
index d3e6d7d7..ac95b226 100644
--- a/ng/parallelfunc.cpp
+++ b/ng/parallelfunc.cpp
@@ -50,7 +50,7 @@ namespace netgen {
   extern std::shared_ptr<NetgenGeometry> ng_geometry;
   extern shared_ptr<Mesh>  mesh;
   extern VisualSceneMesh vsmesh;
-  extern VisualSceneSolution vssolution;
+  extern VisualSceneSolution & GetVSSolution();
   extern Flags parameters;
   extern DLL_HEADER MeshingParameters mparam;
 }
@@ -62,6 +62,8 @@ using netgen::RegisterUserFormats;
 
 void ParallelRun()
 {   
+  VisualSceneSolution vssolution = GetVSSolution();
+
   string message;
   MPI_Status status;