can't connect to redis

[cjdxhjj]

i recently upgrade to spring boot 3.4.1
and found lettuce can't connect to redis, i searched the web found my redis server is only support resp2 protocol(redis server version is 3.0)

when i set the protocol to resp2, it connect success

the redis auto configurator has no property about thr protocol


and did not set the protocol at all

when i use spring data redis with auto configuration, it report the error

[wilkinsona]

Duplicates #43609. Please try Spring Boot 3.4.2-SNAPSHOT that's available from https://repo.spring.io/snapshot. If that doesn't help, please provide a minimal sample that reproduces the problem with 3.4.2-SNAPSHOT and we can re-open this issue and investigate.