When I am publish message in kafka, it throw exception error
I am using ataccama 12.7
com.ataccama.nme.core.NmeException: java.lang.NullPointerException
at com.ataccama.nme.engine.event.handler.SimpleEventProcessor$NmeSimpleEventProcRuntime.publish(SimpleEventProcessor.java:66)
at com.ataccama.nme.engine.event.handler.NmeEventPublisherBase$Runner.mainLoop(NmeEventPublisherBase.java:210)
at com.ataccama.nme.engine.event.handler.NmeEventPublisherBase$Runner.run(NmeEventPublisherBase.java:172)
at java.base/java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
at com.ataccama.dqc.streaming.io.writer.KafkaWriter.validate(KafkaWriter.java:130)
at com.ataccama.dqc.model.validation.ValidationUtils.validateRecursiveInternal(ValidationUtils.java:158)
at com.ataccama.dqc.model.validation.ValidationUtils.validateRecursive(ValidationUtils.java:127)
at com.ataccama.dqc.tasks.common.config.ValidatingStepConfigBase.validateElement(ValidatingStepConfigBase.java:39)
at com.ataccama.dqc.model.internal.refs.NormalModeStrategy.validateElement(NormalModeStrategy.java:61)
at com.ataccama.dqc.model.internal.refs.StepReference.validateElement(StepReference.java:81)
at com.ataccama.dqc.model.internal.modelimpl.DefaultModelImpl.validate(DefaultModelImpl.java:211)
at com.ataccama.dqc.model.internal.modelimpl.DefaultModelImpl.validate(DefaultModelImpl.java:199)
at com.ataccama.nme.internal.dqc.PlanExecutor.createRunner(PlanExecutor.java:127)
at com.ataccama.nme.internal.dqc.PlanExecutor.<init>(PlanExecutor.java:83)
at com.ataccama.nme.internal.dqc.OnDemandPlanExecutor.createExecutor(OnDemandPlanExecutor.java:106)
at com.ataccama.nme.dqc.event.EventPlanPublisher$TheRuntime$TheSession.<init>(EventPlanPublisher.java:200)
at com.ataccama.nme.dqc.event.EventPlanPublisher$TheRuntime$TheSession.<init>(EventPlanPublisher.java:194)
at com.ataccama.nme.dqc.event.EventPlanPublisher$TheRuntime.createSession(EventPlanPublisher.java:191)
at com.ataccama.nme.engine.event.handler.SimpleEventProcessor$NmeSimpleEventProcRuntime.publishInner(SimpleEventProcessor.java:77)
at com.ataccama.nme.engine.event.handler.SimpleEventProcessor$NmeSimpleEventProcRuntime.publish(SimpleEventProcessor.java:64)
... 3 more