Index: /issm/trunk-jpl/src/m/classes/mesh3dsurface.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/mesh3dsurface.m	(revision 24899)
+++ /issm/trunk-jpl/src/m/classes/mesh3dsurface.m	(revision 24900)
@@ -232,5 +232,5 @@
 					
 					%increase count: 
-					count += 3;
+					count = count+3;
 				end
 			elseif strcmpi(geometry,'polygon'),