<div dir="ltr">I can&#39;t connect from all the computers in my production environment.�<div>Some computers connect, and some do not.�</div><div>(In a previous version of rabbit (1.7.0.), they all connected.)</div><div><br>
</div><div>on the non-connecting computers when I call factory.newConnection I wait for a few seconds and then receive the following exception�</div><div><br></div><div><pre>Caused by: com.rabbitmq.client.PossibleAuthenticationFailureException: Possibly caused by authentication failure
        at com.rabbitmq.client.impl.AMQConnection.start(AMQConnection.java:289)
        at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:383)
        at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:403)
        at com.programa17.mmm.modules.stopwatch.util.BasicChannel.&lt;init&gt;(BasicChannel.java:37)
        ... 28 more
Caused by: com.rabbitmq.client.AlreadyClosedException: clean connection shutdown; reason: Attempt to use closed channel
        at com.rabbitmq.client.impl.AMQChannel.ensureIsOpen(AMQChannel.java:181)
        at com.rabbitmq.client.impl.AMQChannel.rpc(AMQChannel.java:208)
        at com.rabbitmq.client.impl.AMQChannel.rpc(AMQChannel.java:194)
        at com.rabbitmq.client.impl.AMQConnection.start(AMQConnection.java:281)
        ... 31 more
</pre><pre><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">in the wire shark a complete transaction look like this �(I �get the purple only in the successful transaction )</span></pre><pre>
<pre><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">AMQP....</span></font><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........</span></pre>
<pre><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">.......copyrightS...$Copyright (C) 2007-2011 VMware, Inc..informationS...5Licensed under the MPL. �See <a href="http://www.rabbitmq.com/.platformS.">http://www.rabbitmq.com/.platformS.</a>..</span></font></pre>
<pre><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">Erlang/OTP.productS....RabbitMQ.versionS....2.3.1....PLAIN AMQPLAIN....en_US.</span></font></pre><pre><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">.<font class="Apple-style-span" color="#993399">.......</font></span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">.......productS....RabbitMQ.platformS....Java.informationS...4Licensed under the MPL. See <a href="http://www.rabbitmq.com/.copyrightS...$Copyright">http://www.rabbitmq.com/.copyrightS...$Copyright</a> (C) 2007-2011 VMware, Inc..versionS....2.3.1.PLAIN.....guest.guest.en_US.</span></font></pre>
<pre><font class="Apple-style-span" color="#993399"><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">........</span></font><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">...........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">...........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">.(./...</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">.)..</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">..........</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">..</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">................</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">...... .(.</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">..</span></font></pre>
<pre><font class="Apple-style-span" color="#993399"><font class="Apple-style-span" face="arial"><span class="Apple-style-span" style="white-space: normal;">toClientsEran.direct......</span></font><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........(...</span><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">........2.</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">...toClientsEran.5......</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">........2...toClientsEran.5.........</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">......9.2.....toClientsEran.5</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">toClientsEran.toClientsEran.5......</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">........2...</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">........&lt;.....toClientsEran.5.......</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">......&amp;.&lt;..!amq.ctag-AKZfeyr+9JOkczDfrq49pw==.</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">......M.&lt;.&lt;!amq.ctag-AKZfeyr+9JOkczDfrq49pw==.........</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">toClientsEran.toClientsEran.5.........&lt;....................{&quot;type&quot;:&quot;com.programa17.mmm.modules.stopwatch.util.RabbitMQTest$Start&quot;,&quot;content&quot;:&quot;{\&quot;time\&quot;:3449321709892756,\&quot;destinationId\&quot;:\&quot;toClientsEran.5\&quot;}&quot;}.</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">........&lt;.(...toManager.rtk..</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">........&lt;.............</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">.......{&quot;type&quot;:&quot;com.programa17.mmm.modules.stopwatch.util.RabbitMQTest$Report&quot;,&quot;content&quot;:&quot;{\&quot;time\&quot;:999114088,\&quot;destinationId\&quot;:\&quot;toClientsEran.5\&quot;}&quot;}.</span></font></pre>
<pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">......</span></font></pre><pre><font class="Apple-style-span" face="arial" color="#993399"><span class="Apple-style-span" style="white-space: normal;">.&lt;.P..........</span></font></pre>
<div style="font-family: arial; white-space: normal; "><br></div></pre><pre><span class="Apple-style-span" style="font-family: arial; white-space: normal; ">Thanks</span></pre></div></div>