Neha Bhardwaj walks us through an error in Kafka:
You might have come across a similar exception while working with AVRO schemas.
Kafka throws this exception due to a compatibility issue since the current schema is not compatible with the earlier schema registered on this topic.
You can check the current schema(s) on the topic using:
curl -X GET <a href=”http://localhost:8081/subjects//versions/”>http://localhost:8081/subjects//versions/
Read on to understand what this error means and how you can fix it if you see it.