[rabbitmq-discuss] Upgraded RabbitMQ and now nothing works

Bernhard Mogens Ege bme at saseco.dk
Mon Jan 28 13:21:51 GMT 2013

Hmm yes, you are correct. I guess I can use the mandatory flag instead (I do get to know then if a submitted message doesn't fit into a queue, correct?).



-----Original Message-----
From: Simon MacMullen [mailto:simon at rabbitmq.com] 
Sent: 28. januar 2013 13:53
To: Discussions about RabbitMQ
Cc: Bernhard Mogens Ege
Subject: Re: [rabbitmq-discuss] Upgraded RabbitMQ and now nothing works

On 28/01/13 12:43, Bernhard Mogens Ege wrote:
> I have just upgraded my RabbitMQ server from 2.8.7 to 3.0.1 (and erl 
> from 15b02 to 15b03). But now my RabbitMQ clients cannot communicate 
> with the server anymore and I am completely in the dark as to why. 
> This is the error I get:

It looks like you are trying to use immediate mode publish - support for immediate mode was removed in 3.0.0 (see

It's usually worth checking the server logs when your client is misbehaving like this, they should contain an error message like:

=ERROR REPORT==== 28-Jan-2013::12:52:42 === AMQP connection <0.351.0> (running), channel 1 - error:

Cheers, Simon

Simon MacMullen
RabbitMQ, VMware

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