--- smart/backends/rpm/header.py.orig	2006-05-01 00:37:46.000000000 +0200
+++ smart/backends/rpm/header.py	2006-05-01 00:38:57.000000000 +0200
@@ -280,7 +280,11 @@
                 v = h[1115] # RPMTAG_OBSOLETEVERSION
                 upgargs = []
                 for i in range(len(n)):
-                    vi = v[i] or None
+                    try:
+                        vi = v[i] or None
+                    except TypeError:
+                        vi = None
+                        pass
                     if vi and vi[:2] == "0:":
                         vi = vi[2:]
                     if i == 0 and type(f) != list: