Maybe no related, but sounds similar and also started with 4.6.1 update of Openfire. Messages Not Being Delivered To Users
You can as well try fresh profile in Spark (read my comment on the other thread).
Maybe no related, but sounds similar and also started with 4.6.1 update of Openfire. Messages Not Being Delivered To Users
You can as well try fresh profile in Spark (read my comment on the other thread).