From d656ad14a6f6cd87883d0f2c7ee75f6ec46ac4fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Sat, 23 Aug 2008 12:09:09 +0200
Subject: [PATCH] Test if we have _SOCK before use it for issue273

---
 tryton/common/common.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tryton/common/common.py b/tryton/common/common.py
index fa2a6ca26a..6e674c4044 100644
--- a/tryton/common/common.py
+++ b/tryton/common/common.py
@@ -609,6 +609,10 @@ def concurrency(resource, obj_id, context, parent):
 def process_exception(exception, parent, obj='', method='', *args):
     global _USERNAME, _DATABASE, _SOCK
     if str(exception.args[0]) == 'NotLogged':
+        if not rpc._SOCK:
+            message(_('Connection error!\n' \
+                    'Unable to connect to the server!'), parent)
+            return False
         host = rpc._SOCK.host
         port = rpc._SOCK.port
         while True: