Set the error-condition's namespace instead of iq's. Fixes #5546

src/common/jingle_session.py

@@ -546,8 +546,7 @@ class JingleSession(object):
 		return stanza, jingle
 
 	def __send_error(self, stanza, error, jingle_error=None, text=None):
-		err = xmpp.Error(stanza, error)
-		err.setNamespace(xmpp.NS_STANZAS)
+		err = xmpp.Error(stanza, '%s %s' % (xmpp.NS_STANZAS, error))
 		if jingle_error:
 			err.setTag(jingle_error, namespace=xmpp.NS_JINGLE_ERRORS)
 		if text:
@@ -654,4 +653,4 @@ class JingleSession(object):
 		self.connection.dispatch('JINGLE_CONNECTED', (self.peerjid, self.sid,
 			media))
 
-# vim: se ts=3:
\ No newline at end of file
+# vim: se ts=3: