On 05/02/13 13:52, Тимур wrote: > I use passive mode for detect exists queue or not. And if it not exists > then i try create it without passive. But why do that? Why not just declare it actively? That's how queue.declare is meant to be used; it's a no-op if the queue already exists. Cheers, Simon -- Simon MacMullen RabbitMQ, VMware