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Chia-Ping Tsai commented on KAFKA-16153: ---------------------------------------- IIRC, only production-ready can be acceptable. we don't release 3.8.0 so this error should be expected. > kraft_upgrade_test system test is broken > ---------------------------------------- > > Key: KAFKA-16153 > URL: https://issues.apache.org/jira/browse/KAFKA-16153 > Project: Kafka > Issue Type: Bug > Components: system tests > Reporter: Mickael Maison > Priority: Major > > I get the following failure from all `from_kafka_version` versions: > Command '/opt/kafka-dev/bin/kafka-features.sh --bootstrap-server > ducker05:9092,ducker06:9092,ducker07:9092 upgrade --metadata 3.8' returned > non-zero exit status 1. Remote error message: b'SLF4J: Class path contains > multiple SLF4J bindings.\nSLF4J: Found binding in > [jar:file:/opt/kafka-dev/tools/build/dependant-libs-2.13.12/slf4j-reload4j-1.7.36.jar!/org/slf4j/impl/StaticLoggerBinder.class]\nSLF4J: > Found binding in > [jar:file:/opt/kafka-dev/trogdor/build/dependant-libs-2.13.12/slf4j-reload4j-1.7.36.jar!/org/slf4j/impl/StaticLoggerBinder.class]\nSLF4J: > See http://www.slf4j.org/codes.html#multiple_bindings for an > explanation.\nSLF4J: Actual binding is of type > [org.slf4j.impl.Reload4jLoggerFactory]\nUnsupported metadata version 3.8. > Supported metadata versions are 3.3-IV0, 3.3-IV1, 3.3-IV2, 3.3-IV3, 3.4-IV0, > 3.5-IV0, 3.5-IV1, 3.5-IV2, 3.6-IV0, 3.6-IV1, 3.6-IV2, 3.7-IV0, 3.7-IV1, > 3.7-IV2, 3.7-IV3, 3.7-IV4, 3.8-IV0\n' -- This message was sent by Atlassian Jira (v8.20.10#820010)