Re: NPE thrown when using Storm Kafka Spout with Flink

2015-09-07 Thread Robert Metzger
Hi Jerry, the issue occurs because Flink's storm compatibility layer does not support custom configuration parameters currently. There is this JIRA which aims to add the missing feature to Flink: https://issues.apache.org/jira/browse/FLINK-2525 Maybe (but its unlikely) passing an empty Map in the

NPE thrown when using Storm Kafka Spout with Flink

2015-09-02 Thread Jerry Peng
Hello, When I try to run a storm topology with a Kafka Spout on top of Flink, I get an NPE at: 15:00:32,853 ERROR org.apache.flink.streaming.runtime.tasks.StreamTask - Error closing stream operators after an exception. java.lang.NullPointerException at storm.kafka.KafkaSpout.close(KafkaSp