Kafka Stream - State transition from RUNNING to ERROR

2022-08-09 06:05:17 [<hidden>-StreamThread-1] INFO c.g.o.d.k.c.KafkaStreamsConfig.lambda$null$0[82] State transition from RUNNING to ERROR

2022-08-09 06:05:17 [<hidden>-StreamThread-1] ERROR o.a.k.streams.KafkaStreams.maybeSetError[443] stream-client [<hidden>] All stream threads have died. The instance will be in error state and should be closed.

2022-08-09 06:05:17 [<hidden>] INFO o.a.k.s.p.i.StreamThread.completeShutdown[935] stream-thread [<hidden>-StreamThread-1] Shutdown complete

2022-08-09 06:05:17 [<hidden>-StreamThread-1] ERROR c.g.o.d.k.c.KafkaStreamsConfig.uncaughtException[88] StreamsThread threadId: <hidden>-StreamThread-1

TaskManager

MetadataState:

Tasks:

throws exception:

org.apache.kafka.streams.errors.StreamsException: Exception caught in process. taskId=12_1, processor=KSTREAM-SOURCE-<hidden>, topic=<hidden>, partition=1, offset=<hidden>, stacktrace=java.lang.NullPointerException

at org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:696)

at org.apache.kafka.streams.processor.internals.TaskManager.process(TaskManager.java:1033)

at org.apache.kafka.streams.processor.internals.StreamThread.runOnce(StreamThread.java:690)

at org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:551)

at org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:510)

Caused by: java.lang.NullPointerException: null