Hi Joel, it seems to me like you are trying to read from an empty queue.
Did you try some of the monitoring techniques (http://activemq.apache.org/how-can-i-monitor-activemq.html) to see the state of the broker (and particular queues)? Regards -- Dejan Bosanac http://www.ttmsolutions.com - get a free ActiveMQ user guide ActiveMQ in Action - http://www.manning.com/snyder/ Scripting in Java - http://www.scriptinginjava.net jpoloney wrote: > Hey all, > > I am having a strange problem in that I am unable to read from one of my > queues in a AMQ 5.0.0/Stomp setup. I am using the Kaha persistent store (all > messages are set as persistent). When I start the broker (loading old > messages into the queue), after a while it gets into a state where I can no > longer read from the queue. I have no problems producing to this specific > queue. > > I started examining the messages that I was getting back from the Stomp > client (reading the sockets). I am able to connect to the queue > successfully, but cannot read any frames afterwards. The stomp client reads > 1 character at a time and unless it hits the end of the file, the only other > time it finishes reading is if it hits a null character followed by a new > line (in that order specifically). When I was debugging it, I was > consistently getting null characters, and thus it would never break out > (infinite loop). > > Is there any way to look at the top level message on the queue through some > kind of debugging tool? My guess is that for whatever reason, one of the > messages became corrupted and everything is failing on it. > > Has anyone else ran into this kind of issue before? Any known ways to get > around it? > > Thanks, > > -- Joel >
