Warning Messages: failed to decode
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Description
Hi i'm using the latest version of Burrow with a Kafka Cluster V2.3.1.
It is working well but I get those Warning messages:
{"level":"warn","ts":1575366398.2769194,"msg":"failed to decode","type":"module","coordinator":"consumer","class":"kafka","name":"kafkaconsumer","offset_topic":"smf","offset_partition":0,"offset_offset":2338203,"reason":"key version","version":27493}
I think there is something wrong with the key version (see attached picture). Maybe it can't decode it because Kafka version 2.3.1 is not supported. Am I right?
Thank you!

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Research direction
Start by reproducing the "failed to decode" warning with Kafka 2.3.1 and the reported consumer offset metadata. Trace the consumer decoding path for the reported key version and compare the observed behavior with supported Kafka record formats. Done means identifying whether the warning is expected or fixing decoding so the warning no longer occurs, with a regression test if the project has one.
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Assessment
- Tech stack
- go, kafka
- Domain
- stream-processing
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100