Index: /issm/trunk/src/m/classes/public/parameterize.m
===================================================================
--- /issm/trunk/src/m/classes/public/parameterize.m	(revision 1118)
+++ /issm/trunk/src/m/classes/public/parameterize.m	(revision 1119)
@@ -12,4 +12,5 @@
 %      md=parameterize(md,'Square.par');
 
+%some checks
 if md.counter>=4,
 	choice=input('This model already has parameters and has been extruded. Are you sure you want to go ahead? (y/n)','s');
@@ -25,4 +26,7 @@
 		md.counter=3;
 	end
+end
+if ~exist(parametername),
+	error(['parameterize error message: file ' parametername ' not found !']);
 end