【sentinel】KeeperErrorCode = Unimplemented for /***（六）

前言

Official website document: http://curator.apache.org/zk-compatibility-34.html

• Reference: https://www.cnblogs.com/fatfatdachao/p/9263099.html
• Reference: http://ddrv.cn/a/263038
• Reference: https://blog.csdn.net/forget_me_not1991/article/details/80902055
• Reference: https://blog.csdn.net/hanchao5272/article/details/84541381

Both online blogs and official websites say that nexus4.x and zk3.4 do not match.
But the default in the integrated nexus4.0 is 3.5 zk, and then an error is reported when creating a resource path in zk!

Solution to be added