解决问题redis问题：ERR Client sent AUTH, but no password is set - 东篱煮酒 - 博客园
https://www.cnblogs.com/niepeishen/p/6371270.html
authentication - ERR Client sent AUTH, but no password is set - Stack Overflow
https://stackoverflow.com/questions/44598321/err-client-sent-auth-but-no-password-is-set
Sentinel "ERR unknown command ‘AUTH‘" error after upgrade from 2.2.5 to 2.2.6,2.2.7 · Issue #393 · redisson/redisson
https://github.com/redisson/redisson/issues/393
Tomcat redis session manager connect redis show： ERR Client sent AUTH, but no password is set
原文：https://www.cnblogs.com/rgqancy/p/10864385.html