Index: /trunk/Mars/mextralgo/MExtralgoSpline.cc
===================================================================
--- /trunk/Mars/mextralgo/MExtralgoSpline.cc	(revision 17862)
+++ /trunk/Mars/mextralgo/MExtralgoSpline.cc	(revision 17863)
@@ -215,5 +215,5 @@
     Int_t i = TMath::FloorNint(x);
     if (i<0)
-        return -2;
+        return -3;
 
     Double_t rc = FindYdn(i, y, 0, x-i);
@@ -236,5 +236,5 @@
     Int_t i = TMath::FloorNint(x);
     if (i>fNum-2)
-        return -2;
+        return -3;
 
     Double_t rc = FindYup(i, y, x-i, 1.);