From fd5092381fcf2a88476248f01dbaf59e1113183c Mon Sep 17 00:00:00 2001
From: Ask Solem <ask@celeryproject.org>
Date: Mon, 23 Sep 2013 17:56:42 +0100
Subject: [PATCH] Fixes TypeError

---
 kombu/async/hub.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/kombu/async/hub.py b/kombu/async/hub.py
index b2a0c727..c2a10d15 100644
--- a/kombu/async/hub.py
+++ b/kombu/async/hub.py
@@ -232,8 +232,11 @@ class Hub(object):
                         elif event & WRITE:
                             cb, cbargs = writers[fileno]
                         elif event & ERR:
-                            cb, cbargs = (readers.get(fileno) or
-                                          writers.get(fileno))
+                            try:
+                                cb, cbargs = (readers.get(fileno) or
+                                              writers.get(fileno))
+                            except TypeError:
+                                pass
                     except (KeyError, Empty):
                         continue
                     if cb is None: