<p dir="auto">在“Pre-instantating singletons in org.springframework.bean.factory.support.DefaultListableBeanFactory@30d94ae4:”之后：一直循环报这个上面的title：<br>
即：[Finalizer] WARN in [com.alibaba.dubbo.config.ReferenceConfig$1.finalize(ReferenceConfig.java:106)] -[DUBBO] ReferenceConfig(null) is not DESTROYED when FINALIZE，dubbo version 2.5.3<br>
纯手打的 请见谅，也麻烦解答下<del>谢谢</del></p>
<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have searched the <a href="https://github.com/apache/dubbo/issues">issues</a> of this repository and believe that this is not a duplicate.</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have checked the <a href="https://github.com/apache/dubbo/blob/master/FAQ.md">FAQ</a> of this repository and believe that this is not a duplicate.</li>
</ul>
<h3 dir="auto">Environment</h3>
<ul dir="auto">
<li>Dubbo version: 2.7.6</li>
<li>Operating System version: docker</li>
<li>Java version: jdk8</li>
</ul>
<h3 dir="auto">Steps to reproduce this issue</h3>
<ol dir="auto">
<li>consumer and provider are both used dubbo-2.7.6.</li>
<li>no startup sequence.</li>
<li>every time.</li>
</ol>
<p dir="auto">Pls. provide [GitHub address] to reproduce this issue.</p>
<h3 dir="auto">Expected Result</h3>
<p dir="auto">What do you expected from the above steps？</p>
<p dir="auto">normal.</p>
<p dir="auto">What actually happens?</p>
<h2 dir="auto">[DUBBO] Decode rpc invocation failed: null, dubbo version: 2.7.6, current host: xxx.xxx.xxx.xxx</h2>
<p dir="auto">java.lang.NullPointerException: null 	at org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcInvocation.decode(DecodeableRpcInvocation.java:118) 	at org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcInvocation.decode(DecodeableRpcInvocation.java:79) 	at org.apache.dubbo.remoting.transport.DecodeHandler.decode(DecodeHandler.java:57) 	at org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:44) 	at org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:57) 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 	at java.lang.Thread.run(Thread.java:748)</p>