2396015 - Spark Controller Fails To Start With Error "Result set was not fetched by connected Client" | SAP Knowledge Base Article

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2396015 - Spark Controller Fails To Start With Error "Result set was not fetched by connected Client"

Symptom

Starting Spark Controller fails 

OR

Running SQL statement fails against HANA virtual tables created from Vora datasource.

 

Spark Controller log /var/log/hanaes/hana_controller.log shows the following error messages:

ERROR RequestOrchestrator: Result set was not fetched by connected Client. Hence cancelled the execution
ERROR RequestOrchestrator: org.apache.spark.SparkException: Job 0 cancelled part of cancelled job group
 at org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1283)

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Environment

  • SAP HANA
  • SAP HANA Vora 1.2 or Hadoop HIVE
  • Spark Controller 1.5 Patch 5 or Spark Controller 1.6 Patch 1

Product

SAP HANA 1.0, platform edition ; SAP Vora 1.0

Keywords

SDA, smart data access , KBA , EIM-VO , SAP Vora , Problem

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