Index: /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp
===================================================================
--- /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 15442)
+++ /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 15443)
@@ -2251,7 +2251,7 @@
 			tria_node_ids[1]=iomodel->nodecounter+iomodel->elements[3*index+1];
 			tria_node_ids[2]=iomodel->nodecounter+iomodel->elements[3*index+2];
-			tria_node_ids[3]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+0];
-			tria_node_ids[4]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+1];
-			tria_node_ids[5]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+2];
+			tria_node_ids[3]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+0]+1;
+			tria_node_ids[4]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+1]+1;
+			tria_node_ids[5]=iomodel->nodecounter+iomodel->numberofvertices+iomodel->elementtoedgeconnectivity[3*index+2]+1;
 			break;
 		default: