An exception occurred while running the pipeline, java.lang.NullPointerException

asked 2018-02-28 00:09:57 -0500

Vivian Y gravatar image

What is the cause of this error to be occured?

This occur when running a http client to call a services, but it get this error message. This error causing last processes not successfully executed.

java.lang.NullPointerException
at java.io.Reader.<init>(Reader.java:78)
at java.io.InputStreamReader.<init>(InputStreamReader.java:113)
at com.streamsets.pipeline.lib.parser.DataParserFactory.createReader(DataParserFactory.java:83)
at com.streamsets.pipeline.lib.parser.json.JsonDataParserFactory.getParser(JsonDataParserFactory.java:45)
at com.streamsets.pipeline.lib.parser.WrapperDataParserFactory.getParser(WrapperDataParserFactory.java:65)
at com.streamsets.pipeline.stage.processor.http.HttpProcessor.parseResponse(HttpProcessor.java:299)
at com.streamsets.pipeline.stage.processor.http.HttpProcessor.processResponse(HttpProcessor.java:270)
at com.streamsets.pipeline.stage.processor.http.HttpProcessor.process(HttpProcessor.java:196)
at com.streamsets.pipeline.api.base.SingleLaneProcessor.process(SingleLaneProcessor.java:90)
at com.streamsets.pipeline.configurablestage.DProcessor.process(DProcessor.java:35)
at com.streamsets.datacollector.runner.StageRuntime$2.call(StageRuntime.java:246)
at com.streamsets.datacollector.runner.StageRuntime$2.call(StageRuntime.java:236)
at com.streamsets.pipeline.api.impl.CreateByRef.call(CreateByRef.java:40)
at com.streamsets.datacollector.runner.StageRuntime.execute(StageRuntime.java:194)
at com.streamsets.datacollector.runner.StageRuntime.execute(StageRuntime.java:263)
at com.streamsets.datacollector.runner.StagePipe.process(StagePipe.java:225)
at com.streamsets.datacollector.execution.runner.common.ProductionPipelineRunner.processPipe(ProductionPipelineRunner.java:760)
at com.streamsets.datacollector.execution.runner.common.ProductionPipelineRunner.lambda$runSourceLessBatch$3(ProductionPipelineRunner.java:788)
at com.streamsets.datacollector.runner.PipeRunner.executeBatch(PipeRunner.java:132)
at com.streamsets.datacollector.execution.runner.common.ProductionPipelineRunner.runSourceLessBatch(ProductionPipelineRunner.java:787)
at com.streamsets.datacollector.execution.runner.common.ProductionPipelineRunner.processBatch(ProductionPipelineRunner.java:468)
at com.streamsets.datacollector.runner.StageRuntime$4.run(StageRuntime.java:327)
at java.security.AccessController.doPrivileged(Native Method)
at com.streamsets.datacollector.runner.StageRuntime.processBatch(StageRuntime.java:323)
at com.streamsets.datacollector.runner.StageContext.processBatch(StageContext.java:241)
at com.streamsets.pipeline.lib.dirspooler.SpoolDirRunnable.produce(SpoolDirRunnable.java:303)
at com.streamsets.pipeline.lib.dirspooler.SpoolDirRunnable.run(SpoolDirRunnable.java:152)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeCallable.lambda$call$0(SafeScheduledExecutorService.java:227)
at com.streamsets.datacollector.security.GroupsInScope.execute(GroupsInScope.java:33)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeCallable.call(SafeScheduledExecutorService.java:223)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeRunnable.run(SafeScheduledExecutorService.java:189)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeCallable.lambda$call$0(SafeScheduledExecutorService.java:227)
at com.streamsets.datacollector.security.GroupsInScope.execute(GroupsInScope.java:33)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeCallable.call(SafeScheduledExecutorService.java:223)
at com.streamsets.pipeline.lib.executor.SafeScheduledExecutorService$SafeRunnable.run(SafeScheduledExecutorService.java:189)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java ...
(more)
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