# v0.8.1

此版本修改了Delta Node节点启动时加入网络的机制，解决了之前版本中Delta Node被意外关闭后无法再次加入网络的问题。新机制可以参考：

{% content-ref url="/pages/EUypWI9rTsWVPKDo3tzc" %}
[节点加入与离开网络的机制](/system-design/delta-node-join-and-leave.md)
{% endcontent-ref %}

修复了0.8.0版本造成的横向联邦学习任务无法正常运行的bug。具体bug参考issue：

{% embed url="<https://github.com/delta-mpc/delta-all-in-one/issues/14>" %}


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