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Roannel Fernández Hernández reassigned NUTCH-2719: -------------------------------------------------- Assignee: Roannel Fernández Hernández > NPE if exchanges.xml uses index writer not available > ---------------------------------------------------- > > Key: NUTCH-2719 > URL: https://issues.apache.org/jira/browse/NUTCH-2719 > Project: Nutch > Issue Type: Improvement > Components: indexer > Affects Versions: 1.15 > Reporter: Sebastian Nagel > Assignee: Roannel Fernández Hernández > Priority: Major > Fix For: 1.16 > > > If the exchanges.xml uses an index writer not present (e.g., because the > plugin is not in plugin.includes) the index job fails with a NPE: > {noformat} > java.lang.Exception: java.lang.NullPointerException > at > org.apache.hadoop.mapred.LocalJobRunner$Job.runTasks(LocalJobRunner.java:462) > at > org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:529) > Caused by: java.lang.NullPointerException > at org.apache.nutch.indexer.IndexWriters.write(IndexWriters.java:222) > at > org.apache.nutch.indexer.IndexerOutputFormat$1.write(IndexerOutputFormat.java:62) > at > org.apache.nutch.indexer.IndexerOutputFormat$1.write(IndexerOutputFormat.java:47) > at > org.apache.hadoop.mapred.ReduceTask$NewTrackingRecordWriter.write(ReduceTask.java:558) > {noformat} > This should be caught gracefully with a message about an inconsistent > configuration. -- This message was sent by Atlassian Jira (v8.3.2#803003)