java.lang.NullPointerException: e

GitHub | apischan | 4 months ago
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    When using DataWeave as an expression language, when some types of exceptions are thrown, the error message from DW is hidden, so not useful description of the error is available to the user. {code} ERROR 2017-04-03 19:15:53,517 [SchedulerService_io.07] org.mule.runtime.core.exception.DefaultMessagingExceptionStrategy: ******************************************************************************** Message : null (java.lang.reflect.UndeclaredThrowableException). Payload Type : org.mule.runtime.core.internal.streaming.bytes.factory.AbstractCursorStreamProviderFactory$ManagedCursorStreamProvider Element : https-for-each-flow/processors/7 @ http-extension-requester:null:48 Element XML : <logger level="INFO" message="#[ { 'payload_value' : payload ++ '-foo2_requester' } ]"></logger> -------------------------------------------------------------------------------- Root Exception stack trace: com.mulesoft.weave.el.RangeLocatableException at com.mulesoft.weave.el.WeaveExpressionExecutor.evaluate(WeaveExpressionExecutor.scala:90) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.mule.runtime.module.service.LifecycleFilterServiceProxy.invoke(LifecycleFilterServiceProxy.java:44) at com.sun.proxy.$Proxy21.evaluate(Unknown Source) at org.mule.runtime.core.el.DataWeaveExpressionLanguage.evaluate(DataWeaveExpressionLanguage.java:103) at org.mule.runtime.core.el.DataWeaveExpressionLanguage.evaluate(DataWeaveExpressionLanguage.java:82) at org.mule.runtime.core.el.ExtendedExpressionLanguageAdapter.evaluate(ExtendedExpressionLanguageAdapter.java:83) at org.mule.runtime.core.el.DefaultExpressionManager.evaluate(DefaultExpressionManager.java:127) at org.mule.runtime.core.el.DefaultExpressionManager.evaluate(DefaultExpressionManager.java:116) at org.mule.runtime.core.el.DefaultExpressionManager.parse(DefaultExpressionManager.java:224) at org.mule.runtime.core.el.DefaultExpressionManager.parse(DefaultExpressionManager.java:207) at org.mule.runtime.core.api.processor.LoggerMessageProcessor.log(LoggerMessageProcessor.java:76) at org.mule.runtime.core.api.processor.LoggerMessageProcessor.lambda$process$0(LoggerMessageProcessor.java:62) at org.mule.runtime.core.util.func.CheckedFunction.apply(CheckedFunction.java:19) at org.mule.runtime.core.api.util.StreamingUtils$1.applyChecked(StreamingUtils.java:48) at org.mule.runtime.core.api.util.StreamingUtils$1.applyChecked(StreamingUtils.java:44) at org.mule.runtime.core.util.func.CheckedFunction.apply(CheckedFunction.java:19) at org.mule.runtime.core.api.util.StreamingUtils.withCursoredEvent(StreamingUtils.java:68) at org.mule.runtime.core.api.processor.LoggerMessageProcessor.process(LoggerMessageProcessor.java:61) at org.mule.runtime.core.api.processor.Processor.lambda$apply$0(Processor.java:53) at org.mule.runtime.core.util.func.CheckedFunction.apply(CheckedFunction.java:19) at org.mule.runtime.core.api.rx.Exceptions.lambda$checkedFunction$3(Exceptions.java:85) at org.mule.runtime.core.internal.util.rx.Operators.lambda$nullSafeMap$0(Operators.java:35) at reactor.core.publisher.FluxHandle$HandleSubscriber.onNext(FluxHandle.java:94) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxResume$ResumeSubscriber.onNext(FluxResume.java:73) at reactor.core.publisher.FluxHandle$HandleSubscriber.onNext(FluxHandle.java:103) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxResume$ResumeSubscriber.onNext(FluxResume.java:73) at reactor.core.publisher.FluxHandle$HandleSubscriber.onNext(FluxHandle.java:103) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onNext(FluxPeekFuseable.java:691) at reactor.core.publisher.FluxResume$ResumeSubscriber.onNext(FluxResume.java:73) at reactor.core.publisher.FluxFlatMap$FlatMapMain.innerNext(FluxFlatMap.java:749) at reactor.core.publisher.FluxFlatMap$FlatMapInner.onNext(FluxFlatMap.java:945) at reactor.core.publisher.FluxResume$ResumeSubscriber.onNext(FluxResume.java:73) at reactor.core.publisher.FluxResume$ResumeSubscriber.onNext(FluxResume.java:73) at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:68) at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:119) at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:175) at reactor.core.publisher.MonoCreate$DefaultMonoSink.success(MonoCreate.java:99) at org.mule.runtime.module.extension.internal.runtime.operation.DefaultExecutionMediator.lambda$null$4(DefaultExecutionMediator.java:130) at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:167) at reactor.core.publisher.MonoCreate$DefaultMonoSink.success(MonoCreate.java:99) at org.mule.runtime.module.extension.internal.runtime.execution.ReactorCompletionCallback.success(ReactorCompletionCallback.java:35) at org.mule.extension.http.internal.request.HttpRequester$1.lambda$onCompletion$0(HttpRequester.java:115) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at org.mule.service.scheduler.internal.AbstractRunnableFutureDecorator.doRun(AbstractRunnableFutureDecorator.java:89) at org.mule.service.scheduler.internal.RunnableFutureDecorator.run(RunnableFutureDecorator.java:56) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code}

    MuleSoft JIRA | 2 months ago | Alejandro Iannucci
    com.mulesoft.weave.el.RangeLocatableException
  2. 0

    GitHub comment 423#278289649

    GitHub | 3 months ago | simonbasle
    java.lang.NullPointerException: The mapper returned a null value.
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  4. 0

    Pushing an empty Path

    GitHub | 10 months ago | kiuby88
    java.util.concurrent.ExecutionException: org.cloudfoundry.client.v2.CloudFoundryException: UnknownError(10001): An unknown error occurred.

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Root Cause Analysis

  1. java.lang.NullPointerException

    e

    at java.util.Objects.requireNonNull()
  2. Java RT
    Objects.requireNonNull
    1. java.util.Objects.requireNonNull(Objects.java:228)
    1 frame
  3. reactor.util.concurrent
    SpscArrayQueue.offer
    1. reactor.util.concurrent.SpscArrayQueue.offer(SpscArrayQueue.java:46)
    1 frame
  4. reactor.core.publisher
    MonoCreate$DefaultMonoSink.success
    1. reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.innerNext(FluxMergeSequential.java:266)
    2. reactor.core.publisher.FluxMergeSequential$MergeSequentialInner.onNext(FluxMergeSequential.java:515)
    3. reactor.core.publisher.MonoCreate$DefaultMonoSink.success(MonoCreate.java:97)
    3 frames