Index: /issm/trunk/src/m/utils/Geometry/FlagElements.m
===================================================================
--- /issm/trunk/src/m/utils/Geometry/FlagElements.m	(revision 11056)
+++ /issm/trunk/src/m/utils/Geometry/FlagElements.m	(revision 11057)
@@ -32,4 +32,7 @@
 			%does the region domain outline exist or do we have to look for xlim,ylim in basinzoom?
 			if ~exist(region,'file'),
+				if (length(region)>3 & ~strcmp(region(end-3),'.exp')),
+					error(['Error: File ' region ' not found!']);
+				end
 				[xlim,ylim]=basinzoom('basin',region);
 				flag_nodes=double(md.mesh.x<xlim(2) & md.mesh.x>xlim(1) &  md.mesh.y<ylim(2) & md.mesh.y>ylim(1));