Github user zentol commented on the pull request:
https://github.com/apache/flink/commit/a612b9966f3ee020a5721ac2f039a3633c40146c#commitcomment-19427630
In
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/operators/AbstractStreamOperator.java:
In
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/operators/AbstractStreamOperator.java
on line 137:
This error message is misleading, as it is also printed if the configured
size is 0.
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