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https://issues.apache.org/jira/browse/STANBOL-326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13105488#comment-13105488
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Olivier Grisel commented on STANBOL-326:
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java.lang.NullPointerException
at java.io.Reader.<init>(Reader.java:78)
at java.io.InputStreamReader.<init>(InputStreamReader.java:72)
at org.apache.commons.io.IOUtils.copy(IOUtils.java:1049)
at org.apache.commons.io.IOUtils.toString(IOUtils.java:359)
at
org.apache.stanbol.entityhub.site.linkeddata.impl.SparqlEndpointUtils.sendSparqlRequest(SparqlEndpointUtils.java:60)
at
org.apache.stanbol.entityhub.site.linkeddata.impl.VirtuosoSearcher.findEntities(VirtuosoSearcher.java:90)
at
org.apache.stanbol.entityhub.core.impl.ReferencedSiteImpl.findEntities(ReferencedSiteImpl.java:316)
...
> Potential NPE in VirtuosoSearcher if remote sparql endpoint is down
> -------------------------------------------------------------------
>
> Key: STANBOL-326
> URL: https://issues.apache.org/jira/browse/STANBOL-326
> Project: Stanbol
> Issue Type: Bug
> Reporter: Olivier Grisel
>
> To reproduce, add the following line in your /etc/hosts:
> 127.0.0.1 dbpedia.org
> Then run the NamedEntityTaggingEngine / ReferencedSite pointing to dbpedia.
> You should get the stacktrace attached as first comment.
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