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From "Julien Nioche (JIRA)" <j...@apache.org>
Subject [jira] Commented: (NUTCH-964) ERROR conf.Configuration - Failed to set setXIncludeAware(true)
Date Thu, 27 Jan 2011 14:10:44 GMT

    [ https://issues.apache.org/jira/browse/NUTCH-964?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12987570#action_12987570
] 

Julien Nioche commented on NUTCH-964:
-------------------------------------

Have a look at Alexis' tutorial for 2.0 : http://techvineyard.blogspot.com/2010/12/build-nutch-20.html
Some of the issues that Alexis encountered have been fixed since. The more people can use
the trunk, the merrier...

> ERROR conf.Configuration - Failed to set setXIncludeAware(true)
> ---------------------------------------------------------------
>
>                 Key: NUTCH-964
>                 URL: https://issues.apache.org/jira/browse/NUTCH-964
>             Project: Nutch
>          Issue Type: Bug
>    Affects Versions: 1.3, 2.0
>            Reporter: Markus Jelsma
>            Assignee: Markus Jelsma
>             Fix For: 1.3, 2.0
>
>         Attachments: NUTCH-964-trunk.patch, NUTCH-964.patch
>
>
> Each executed job results in a number of occurences of the exception below:
> 2011-01-27 13:40:34,457 ERROR conf.Configuration - Failed to set setXIncludeAware(true)
for parser org.apache.xerces.jaxp.DocumentBuilderFactoryImpl@3801318b:java.lang.UnsupportedOperationException:
This parser does not support specification "null" version "null"
> java.lang.UnsupportedOperationException: This parser does not support specification "null"
version "null"
>         at javax.xml.parsers.DocumentBuilderFactory.setXIncludeAware(DocumentBuilderFactory.java:590)
>         at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:1054)
>         at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:1040)
>         at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:980)
>         at org.apache.hadoop.conf.Configuration.get(Configuration.java:436)
>         at org.apache.hadoop.fs.FileSystem.getDefaultUri(FileSystem.java:103)
>         at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95)
>         at org.apache.nutch.crawl.Injector.inject(Injector.java:230)
>         at org.apache.nutch.crawl.Injector.run(Injector.java:248)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>         at org.apache.nutch.crawl.Injector.main(Injector.java:238)
> This can be fixed by upgrading xercesImpl from 2.6.2 to 2.9.1. If modified ivy and lib-xml's
ivy configuration and can commit it. The question is, is upgrading the correct method? I've
tested Nutch with 2.9.1 and except the lack of the annoying exception everything works as
expected.

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