diff -r 33988aaa1652 -r 01d98d68d697 mercurial/commands.py
--- a/mercurial/commands.py	Sun Dec 17 22:16:57 2006 -0600
+++ b/mercurial/commands.py	Mon Dec 18 12:22:43 2006 -0800
@@ -2450,9 +2450,10 @@
     hexfunc = ui.debugflag and hex or short
     for t, n in l:
         try:
+	    hn = hexfunc(n)
             r = "%5d:%s" % (repo.changelog.rev(n), hexfunc(n))
-        except KeyError:
-            r = "    ?:?"
+        except revlog.LookupError:
+            r = "    ?:%s" % hn
         if ui.quiet:
             ui.write("%s\n" % t)
         else: