diff --git a/eo/src/utils/eoFileSnapshot.h b/eo/src/utils/eoFileSnapshot.h
index d94d53462..7392c70a4 100644
--- a/eo/src/utils/eoFileSnapshot.h
+++ b/eo/src/utils/eoFileSnapshot.h
@@ -79,7 +79,7 @@ public :
     else
       s = " ";
 
-    system(s.c_str());
+    res=system(s.c_str());
     // all done
   }