The master node keeps reporting this error, not sure what the reason is, can someone help take a look?

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Original topic: 主控节点一直在报这个错，不知道是什么原因，哪个大佬帮忙看下

| username: 点点-求助来了

The master node keeps reporting this error, I don’t know the reason. Can any expert help take a look?

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| username: tomsence | Original post link

Is it your own practice environment? Try switching to a different network.