Hi Timothy, It would indeed be hard to figure this out without any stack traces.
Have you tried changing to debug level logs? Maybe you can also try using the StateFun Harness to restore and run your job in the IDE - in that case you should be able to see which code exactly is throwing this exception. Cheers, Gordon On Fri, May 28, 2021 at 12:39 PM Timothy Bess <tdbga...@gmail.com> wrote: > Hi, > > Just checking to see if anyone has experienced this error. Might just be a > Flink thing that's irrelevant to statefun, but my job keeps failing over > and over with this message: > > 2021-05-28 03:51:13,001 INFO org.apache.flink.streaming.connectors.kafka. > FlinkKafkaProducer [] - Starting FlinkKafkaInternalProducer (10/10) to > produce into default topic > __stateful_functions_random_topic_lNVlkW9SkYrtZ1oK > 2021-05-28 03:51:13,001 INFO > org.apache.flink.streaming.connectors.kafka.internal. > FlinkKafkaInternalProducer [] - Attempting to resume transaction > feedback-union -> functions -> Sink: > bluesteel-kafka_egress-egress-dd0a6f77c8b5eccd4b7254cdfd577ff9-45 with > producerId 31 and epoch 3088 > 2021-05-28 03:51:13,017 WARN org.apache.flink.runtime.taskmanager.Task [] > - Source: lead-leads-ingress -> router (leads) (10/10) > (ff51aacdb850c6196c61425b82718862) switched from RUNNING to FAILED. > java.lang.NullPointerException: null > > The null pointer doesn't come with any stack traces or anything. It's > really mystifying. Seems to just fail while restoring continuously. > > Thanks, > > Tim >
