...

src/message.cc

@@ -297,7 +297,8 @@ namespace pEp {
         {
             if (!(_msg && _msg->from))
                 throw invalid_argument("from must be a valid Identity()");
-            if (!(_msg && _msg->dir == PEP_dir_outgoing))
+            if (!(_msg->dir == PEP_dir_outgoing && _msg->from->user_id &&
+                        strcmp(_msg->from->user_id, PEP_OWN_USERID) == 0))
                 throw invalid_argument("Message.dir must be outgoing");
 
             PEP_rating rating = PEP_rating_undefined;