Index: tol_tests/tol/Bugzilla/bug_001337/test.tol
===================================================================
--- tol_tests/tol/Bugzilla/bug_001337/test.tol	(revision 882380cfbdf6a180142851ce44a968337209f707)
+++ tol_tests/tol/Bugzilla/bug_001337/test.tol	(revision a84c5580ca7f06ab3b601906f7070e9356985b13)
@@ -19,4 +19,6 @@
   TimeSet t = SerTms(UnknownSerie);
   Serie ser = DatCh(CalInd(C, Diario), t, FirstS);
+  Serie ser.1 = CalInd(C, W);
+  Serie ser.2 = SubSer(CalInd(C, W), y2011,y2012);
 
   Real numErr1 = Copy(NError);