mjsax commented on a change in pull request #10813: URL: https://github.com/apache/kafka/pull/10813#discussion_r647929736
########## File path: streams/src/main/java/org/apache/kafka/streams/processor/internals/RecordDeserializer.java ########## @@ -78,6 +79,10 @@ throw new StreamsException("Fatal user code error in deserialization error callback", fatalUserException); } + if (deserializationException instanceof ConfigException) { Review comment: My thought was, that for a `ConfigException` we are doomed to fail anyway, and thus it seems not make sense to call the handler to allow the user to "swallow" the exception by returning `CONTINUE` ? Also, even if the user does return `CONTINUE`, it seems we could ignore it and rethrow the `ConfigException` and die anyway, what seems to defeat the purpose of (calling) the exception handler to begin with? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org