Migration, Configuration, and Administration

Use the tImpalaConnection or tHiveConnection component.
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Add the mapr.login.conf path to the studio.ini file or component JVM arguments.
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Add   tJavaRow   before tMap for Spark Jobs.
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Specify the Linux user for the Job who owns the expected Kerberos ticket cache file path.
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Specify the queue name in the JDBC parameter list.
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Old driver is still referenced in communicating with CommandLine.
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Resolve the jar conflict by lowering one component's distribution.
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Enable Spark event logging in your Job.
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Add drivers and other adjustments to tSqoopImport.
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Create a new hosted repository in a new environment and add the files.
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Raise the hbase.* properties on the cluster.
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Copy the  krb5.conf  file from the Kerberos server to the JobServer.
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Set the Direct3D acceleration to false.
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Clear the CSV option from the Spark Job or create a Standard Job.
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Verify that the JARs and libraries are not corrupt, and that the JVM parameters are pointing to the correct path.
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Contact your Database Administrator and conduct tests to further isolate the issue.
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Set the correct values for the  Hadoop properties:  default.fs.name and hive.metastore.warehouse.dir.
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