Index: /issm/trunk/src/m/classes/public/modelextract.m
===================================================================
--- /issm/trunk/src/m/classes/public/modelextract.m	(revision 1729)
+++ /issm/trunk/src/m/classes/public/modelextract.m	(revision 1730)
@@ -178,5 +178,5 @@
 	if strcmpi(md1.type,'2d')
 		md2.segments=findsegments(md2);
-		md2.gridonboundary=zeros(numberofgrids2,1); md1.gridonboundary(md2.segments(:,1:2))=1;
+		md2.gridonboundary=zeros(numberofgrids2,1); md2.gridonboundary(md2.segments(:,1:2))=1;
 	end