From 2ca20a96c99111f06d814b341d1f8664a6d2dd53 Mon Sep 17 00:00:00 2001
From: Udo Spallek <udono@virtual-things.biz>
Date: Thu, 22 Dec 2011 12:15:03 +0100
Subject: [PATCH] Format report field to buffer type for migration issue2354
 review213002

---
 invoice.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/invoice.py b/invoice.py
index adb6855a7e..88619b547f 100644
--- a/invoice.py
+++ b/invoice.py
@@ -194,7 +194,7 @@ class Invoice(ModelWorkflow, ModelSQL, ModelView):
                 'FROM "' + self._table + '"')
             for invoice_id, report in cursor.fetchall():
                 if report:
-                    report = base64.decodestring(str(report))
+                    report = buffer(base64.decodestring(str(report)))
                     cursor.execute('UPDATE "' + self._table + '" '
                         'SET invoice_report_cache = %s '
                         'WHERE id = %s', (report, invoice_id))