From 5d6fd195abb883976e65f592c5b657cb96f102a2 Mon Sep 17 00:00:00 2001
From: Yann Leboulanger <asterix@lagaule.org>
Date: Tue, 9 Mar 2010 20:28:25 +0100
Subject: [PATCH] don't traceback when we get disconnected wile we parse stream
 features. Fixes #5574

---
 src/common/xmpp/client_nb.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/common/xmpp/client_nb.py b/src/common/xmpp/client_nb.py
index f6c3846e6..44ea3ba3e 100644
--- a/src/common/xmpp/client_nb.py
+++ b/src/common/xmpp/client_nb.py
@@ -362,6 +362,9 @@ class NonBlockingClient:
         supported and desired.
         """
         self.stream_started = True
+        if not hasattr(self, 'onreceive'):
+            # we may already have been disconnected
+            return
         self.onreceive(None)
 
         if self.connected == 'plain':