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From Lewis John Mcgibbney <lewis.mcgibb...@gmail.com>
Subject Re: [nsf-polar-usc-students] ExceptionInInitializerError caused by NPE
Date Wed, 19 Nov 2014 16:42:40 GMT
Which version of Rome feed parser is in your class path?
It may be activated via the Nutch 'feed' plugin or may also be come via
Nutch 'parse-Tika' plugin.
Please determine which version(s) are in class path and which are being
used.

On Wednesday, November 19, 2014, MengYing Wang <mengyingwang1@gmail.com>
wrote:

> Hi Everyone,
>
> In the Nutch parse step, I received the following error. Does Anyone know
> how to solve the problem? Appreciate for your help!
>
> $ /cygdrive/d/nutch_trunk/runtime/local/bin/nutch parse -D
> mapred.reduce.tasks=2 -D mapred.child.java.opts=-Xmx1000m -D
> mapred.reduce.tasks.speculative.execution=false -D
> mapred.map.tasks.speculative.execution=false -D
> mapred.compress.map.output=true -D mapred.skip.attempts.to.start.skipping=2
> -D mapred.skip.map.max.skip.records=1 crawlId/segments/20141118235323
>
> java.lang.ExceptionInInitializerError
> at com.sun.syndication.io.SyndFeedInput.build(SyndFeedInput.java:136)
> at org.apache.tika.parser.feed.FeedParser.parse(FeedParser.java:70)
> at org.apache.nutch.parse.tika.TikaParser.getParse(TikaParser.java:103)
> at org.apache.nutch.parse.ParseUtil.parse(ParseUtil.java:95)
> at org.apache.nutch.parse.ParseSegment.map(ParseSegment.java:101)
> at org.apache.nutch.parse.ParseSegment.map(ParseSegment.java:44)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:358)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:307)
> at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:177)
> Caused by: java.lang.NullPointerException
> at java.util.Properties$LineReader.readLine(Properties.java:434)
> at java.util.Properties.load0(Properties.java:353)
> at java.util.Properties.load(Properties.java:341)
> at
> com.sun.syndication.io.impl.PropertiesLoader.<init>(PropertiesLoader.java:74)
> at
> com.sun.syndication.io.impl.PropertiesLoader.getPropertiesLoader(PropertiesLoader.java:46)
> at com.sun.syndication.io.impl.PluginManager.<init>(PluginManager.java:54)
> at com.sun.syndication.io.impl.PluginManager.<init>(PluginManager.java:46)
> at com.sun.syndication.feed.synd.impl.Converters.<init>(Converters.java:40)
> at
> com.sun.syndication.feed.synd.SyndFeedImpl.<clinit>(SyndFeedImpl.java:59)
> ... 10 more
>
> --
> Best,
> Mengying (Angela) Wang
>
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-- 
*Lewis*

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