Github user MikeThomsen commented on a diff in the pull request: https://github.com/apache/nifi/pull/3049#discussion_r223181320 --- Diff: nifi-commons/nifi-record/src/main/java/org/apache/nifi/serialization/record/util/DataTypeUtils.java --- @@ -339,6 +339,11 @@ public static boolean isRecordTypeCompatible(final Object value) { return dest; } + if (value instanceof ArrayList) { --- End diff -- I agree with @ottobackwards. It really should not be a specific implementation.
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