diff --git a/sat/plugins/plugin_xep_0045.py b/sat/plugins/plugin_xep_0045.py
index 26e92114..ad6d5390 100644
--- a/sat/plugins/plugin_xep_0045.py
+++ b/sat/plugins/plugin_xep_0045.py
@@ -1221,6 +1221,8 @@ class SatMUCClient(muc.MUCClient):
         room, user = self._getRoomUser(message)
 
         if room is None:
+            log.warning(u"No room found for message: {message}"
+                        .format(message=message.toElement().toXml()))
             return
 
         if message.subject is not None: