From 5705dfe1077b5db6d0e6c344113c57d0750674f9 Mon Sep 17 00:00:00 2001
From: Doug Blank <doug.blank@gmail.com>
Date: Tue, 23 Nov 2010 04:06:56 +0000
Subject: [PATCH] 4415: Editing ID format in preferences can throw exception

svn: r16228
---
 src/gen/db/read.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gen/db/read.py b/src/gen/db/read.py
index 03d36e8b1..381227018 100644
--- a/src/gen/db/read.py
+++ b/src/gen/db/read.py
@@ -979,6 +979,8 @@ class DbBsddbRead(DbReadBase, Callback):
                 str_ = val % 1
             except TypeError:           # missing conversion specifier
                 prefix_var = val + "%d"
+            except ValueError:          # incomplete format
+                prefix_var = default+"%04d"
             else:
                 prefix_var = val        # OK as given
         else: