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https://issues.apache.org/jira/browse/ARTEMIS-4787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17850824#comment-17850824
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Justin Bertram commented on ARTEMIS-4787:
-----------------------------------------

As a work-around have you considered statically creating the address/queue 
configuration you need in {{broker.xml}}?

> Anycast queue does not auto-create if already multicast queue on same address
> -----------------------------------------------------------------------------
>
>                 Key: ARTEMIS-4787
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-4787
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>          Components: Broker
>            Reporter: Josh Byster
>            Priority: Major
>
> As a preface, I am aware that creating both anycast and multicast queues on 
> the same address is an anti-pattern and not recommended. However, this is 
> causing difficulties migrating over legacy clients from using Classic to 
> Artemis.
> If one creates a JMS topic on an address, and then tries to create a JMS 
> queue, it fails to create. However, if the order is flipped (creating a 
> queue, then a topic), there is no exception.
> It seems like the issue is in this area of ServerSessionImpl:
> {code:java}
>  Bindings bindings = 
> server.getPostOffice().lookupBindingsForAddress(unPrefixedAddress);
>             if (bindings != null && bindings.hasLocalBinding() && 
> !queueConfig.isFqqn()) {
>                // The address has another queue with a different name, which 
> is fine. Just ignore it.
>                result = AutoCreateResult.EXISTED;
> {code}
> Please see test below to reproduce, which throws the exception immediately as 
> seen in production.
> {code:java}
> package org.apache.activemq.artemis.tests.integration;
> import org.apache.activemq.artemis.api.core.client.ClientSession;
> import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
> import org.apache.activemq.artemis.api.core.client.ServerLocator;
> import org.apache.activemq.artemis.core.server.ActiveMQServer;
> import org.apache.activemq.artemis.core.settings.impl.AddressSettings;
> import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
> import org.junit.Before;
> import org.junit.Test;
> import javax.jms.Connection;
> import javax.jms.ConnectionFactory;
> import javax.jms.MessageConsumer;
> import javax.jms.Queue;
> import javax.jms.Session;
> import javax.jms.Topic;
> import java.util.HashMap;
> public class QueueTopicSameNameTest extends ActiveMQTestBase {
>     protected ActiveMQServer server;
>     protected ClientSession session;
>     protected ClientSessionFactory sf;
>     protected ServerLocator locator;
>     @Override
>     @Before
>     public void setUp() throws Exception {
>         super.setUp();
>         server = createServer(true, createDefaultNettyConfig(), 
> AddressSettings.DEFAULT_PAGE_SIZE, AddressSettings.DEFAULT_MAX_SIZE_BYTES, 
> -1, -1, new HashMap<>());
>         server.start();
>         locator = createInVMNonHALocator();
>         sf = createSessionFactory(locator);
>         session = addClientSession(sf.createSession(false, true, true));
>     }
>     @Test
>     public void testTopicThenQueueCreate() throws Exception {
>         String myAddr = "TEST";
>         ConnectionFactory cf = new 
> org.apache.activemq.ActiveMQConnectionFactory("failover:(tcp://localhost:61616)");
>         Connection c = cf.createConnection();
>         Session s = c.createSession();
>         Topic t = s.createTopic(myAddr);
>         MessageConsumer consumer = s.createConsumer(t);
>         Queue q = s.createQueue(myAddr);
>         MessageConsumer otherConsumer = s.createConsumer(q);
>         c.close();
>     }
> }
> {code}



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