--- calo/flight/FUTILITIES/macros/FCaloFUNCTIONS.cxx	2006/03/22 15:07:47	1.1
+++ calo/flight/FUTILITIES/macros/FCaloFUNCTIONS.cxx	2006/06/30 12:08:14	1.2
@@ -755,7 +755,7 @@
     string fil = (const char *)filename;
     Int_t posiz = fil.find("dw_");
     if ( posiz == -1 ) posiz = fil.find("DW_");
-    if ( posiz == -1 ) return(0);
+    if ( posiz == -1 ) return("unkwnown.root");
     Int_t spos = posiz;
     Int_t epos = posiz+15;
     TString tmptempf;
@@ -778,7 +778,7 @@
     string fil = (const char *)filename;
     Int_t posiz = fil.find("dw_");
     if ( posiz == -1 ) posiz = fil.find("DW_");
-    if ( posiz == -1 ) return(0);
+    if ( posiz == -1 ) return("unknown.root");
     Int_t spos = posiz;
     Int_t epos = posiz+13;
     TString tmptempf;