From c2e15ae9d2e8e516a2776e3a9a08a344d7206d90 Mon Sep 17 00:00:00 2001
From: Yann Leboulanger <asterix@lagaule.org>
Date: Tue, 29 Sep 2009 13:51:20 +0200
Subject: [PATCH] prevent traceback when closing single message window. Fixes
 #5292

---
 src/dialogs.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/dialogs.py b/src/dialogs.py
index e93c527727..3ede0a6a03 100644
--- a/src/dialogs.py
+++ b/src/dialogs.py
@@ -2505,6 +2505,9 @@ class SingleMessageWindow:
 		self.instances.remove(self)
 		c = gajim.contacts.get_contact_with_highest_priority(self.account,
 			self.from_whom)
+		if not c:
+			# Groupchat is maybe already destroyed
+			return
 		if c.is_groupchat() and not self.from_whom in \
 		gajim.interface.minimized_controls[self.account] and self.action == \
 		'receive' and gajim.events.get_nb_roster_events(self.account,
-- 
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