root@ip-172-56-125-34:~# rabbitmqctl status
Status of node 'rabbit@ip-172-56-125-34' ...
[{running_applications,[{amqp_client,"RabbitMQ AMQP Client","0.0.0"},
                        {rabbit_stomp,"Embedded Rabbit Stomp Adapter","0.0.0"},
                        {rabbit,"RabbitMQ","2.3.1"},
                        {mnesia,"MNESIA  CXC 138 12","4.4.12"},
                        {os_mon,"CPO  CXC 138 46","2.2.4"},
                        {sasl,"SASL  CXC 138 11","2.1.8"},
                        {stdlib,"ERTS  CXC 138 10","1.16.4"},
                        {kernel,"ERTS  CXC 138 10","2.13.4"}]},
 {nodes,[{disc,['rabbit@ip-172-56-125-34']}]},
 {running_nodes,['rabbit@ip-172-56-125-34']}]
...done.

## Huh? "Embedded Rabbit Stomp Adapter","0.0.0" & "RabbitMQ AMQP Client","0.0.0" version 0.0.0?


root@ip-172-56-125-34:~# mc-ping
/usr/sbin/mc-ping failed to run: incompatible marshal file format (can't be read)
        format version 4.8 required; 89.111 given (TypeError)


## From /var/log/mcollective.log

W, [2011-04-10T22:17:24.402598 #24711]  WARN -- : runner.rb:90:in `run' Failed to handle message: incompatible marshal file format (can't be read)
        format version 4.8 required; 89.111 given - TypeError

W, [2011-04-10T22:17:24.402697 #24711]  WARN -- : runner.rb:91:in `run' /usr/share/mcollective/plugins/mcollective/security/psk.rb:22:in `load'
        /usr/share/mcollective/plugins/mcollective/security/psk.rb:22:in `decodemsg'
        /usr/lib/ruby/1.8/mcollective/runner.rb:146:in `receive'
        /usr/lib/ruby/1.8/mcollective/runner.rb:59:in `run'
        /usr/lib/ruby/1.8/mcollective/runner.rb:57:in `loop'
        /usr/lib/ruby/1.8/mcollective/runner.rb:57:in `run'
        /usr/sbin/mcollectived:54

## From /var/log/rabbitmq/rabbit@ip-172-56-125-34.log


=ERROR REPORT==== 11-Apr-2011::08:04:51 ===
STOMP error frame sent:
Message: "Processing error"
Detail: "Processing error\n"
Server private detail: {{{case_clause,
                          {badrpc,
                           {'EXIT',
                            {undef,
                             [{rabbit_direct,connect,
                               [<<"mcollective">>,<<"marionette">>,<<"/">>,
                                rabbit_framing_amqp_0_9_1]},
                              {rpc,local_call,3},
                              {amqp_direct_connection,connect,4},
                              {amqp_gen_connection,handle_call,3},
                              {gen_server,handle_msg,5},
                              {proc_lib,init_p_do_apply,3}]}}}},
                         [{amqp_direct_connection,connect,4},
                          {amqp_gen_connection,handle_call,3},
                          {gen_server,handle_msg,5},
                          {proc_lib,init_p_do_apply,3}]},
                        {gen_server,call,[<0.18923.1>,connect,infinity]}}