[jboss-jira] [JBoss JIRA] (WFLY-9372) NullpointerException in artemis-server-1.1.0.wildfly-017 (and artemis-server-1.5.5.jbossorg-007.jar) when using MQTT

[Thomas Houtekier (JIRA)]

Thomas Houtekier created WFLY-9372:
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             Summary: NullpointerException in artemis-server-1.1.0.wildfly-017 (and artemis-server-1.5.5.jbossorg-007.jar) when using MQTT
                 Key: WFLY-9372
                 URL: https://issues.jboss.org/browse/WFLY-9372
             Project: WildFly
          Issue Type: Bug
          Components: JMS
    Affects Versions: 10.1.0.Final
         Environment: java8
            Reporter: Thomas Houtekier
            Assignee: Jeff Mesnil
         Attachments: screenshot.png, server.log, standalone-full-ha.xml

When connecting a MQTT-client to a wildfly-10.1.0.Final (with embedded artemis 1.1.0), the following NPE is thrown.


{code}
Sep:12,15:57:48,464 WARNING (:Thread-2 (activemq-netty-threads-345981593):) [io.netty.channel.DefaultChannelPipeline] An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.: io.netty.handler.codec.DecoderException: java.lang.NullPointerException  
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:391) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:311) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:218) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:204) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:828) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.channel.AbstractChannel$AbstractUnsafe$7.run(AbstractChannel.java:625) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:358) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:357) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_112]  
Caused by: java.lang.NullPointerException  
at org.apache.activemq.artemis.core.protocol.ProtocolHandler$ProtocolDecoder.decode(ProtocolHandler.java:171) [artemis-server-1.1.0.wildfly-017.jar:]  
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:360) [netty-all-4.0.33.Final.jar:4.0.33.Final]  
... 9 more  
{code}

for more info, see https://developer.jboss.org/message/976007

Reproducing in straightforward, see 'steps to reproduce'.
I'm not sure if this is related to the integration of artemis into wildfly, or to the artemis server itself.



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