Corrected exception handling. We really should bump to Python 2.6. Fixes #5778

src/common/xmpp/transports_nb.py

@@ -351,8 +351,8 @@ class NonBlockingTCP(NonBlockingTransport, IdleObject):
         try:
             self._sock.setblocking(False)
             self._sock.connect((self.server, self.port))
-        except Exception, (errnum, errstr):
-            pass
+        except Exception, exc:
+            errnum, errstr = exc.args
 
         if errnum in (errno.EINPROGRESS, errno.EALREADY, errno.EWOULDBLOCK):
             # connecting in progress