From d46453050d13018cc9b937f1cb604744d9c2cd15 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joachim=20Sch=C3=B6berl?= <joachim.schoeberl@tuwien.ac.at>
Date: Sat, 21 Sep 2019 02:22:20 +0200
Subject: [PATCH] fix for recent change

---
 libsrc/interface/readuser.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libsrc/interface/readuser.cpp b/libsrc/interface/readuser.cpp
index 2b5ce21c..472592ac 100644
--- a/libsrc/interface/readuser.cpp
+++ b/libsrc/interface/readuser.cpp
@@ -668,7 +668,7 @@ namespace netgen
         {
           Element2d el(TRIG);
           for (auto i : IntRange(3))
-            el[i] = (*geom)[STLTrigIndex(ti)][i];
+            el[i] = int((*geom)[STLTrigId(ti+IndexBASE<netgen::STLTrigId>())][i]);
 
           el.SetIndex(1);