Index: /issm/trunk/src/m/classes/public/extrude.m
===================================================================
--- /issm/trunk/src/m/classes/public/extrude.m	(revision 1995)
+++ /issm/trunk/src/m/classes/public/extrude.m	(revision 1996)
@@ -32,6 +32,6 @@
 
 if numlayers<2,
-	help extrude;
-	error('number of layers should be at least 2');
+	disp('number of layers should be at least 2. returning initial model...');
+	return
 end