Details
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Bug
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Resolution: Unresolved
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Major
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None
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10.1, 9.11.3
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None
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Windows 10 Pro 64 bit, Edge 16, using a local instance XWiki 9.11.3 on MySQL 5.7
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Unknown
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Description
STEPS TO REPRODUCE
- Create a fresh XWiki instance
- Login as Admin
- Create a new user (e.g. U1)
- Log in as U1
EXPECTED RESULTS
The user just created (e.g. U1) is logged in without any errors.
ACTUAL RESULTS
Sometimes, in the console, a Solr Indexer error is displayed, having the following stacktrace:
2018-03-22 09:39:27,205 [XWiki Solr index thread] ERROR o.x.s.s.i.DefaultSolrIndexer - Failed to process entry [INDEX xwiki:XWiki.U1()] org.xwiki.search.solr.internal.api.SolrIndexerException: Failed to get input Solr document for entity 'xwiki:XWiki.U1()' at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.getSolrDocument(AbstractSolrMetadataExtractor.java:140) at org.xwiki.search.solr.internal.DefaultSolrIndexer.getSolrDocument(DefaultSolrIndexer.java:504) at org.xwiki.search.solr.internal.DefaultSolrIndexer.processBatch(DefaultSolrIndexer.java:411) at org.xwiki.search.solr.internal.DefaultSolrIndexer.run(DefaultSolrIndexer.java:377) at java.lang.Thread.run(Unknown Source) Caused by: java.util.ConcurrentModificationException: null at java.util.ArrayList$Itr.checkForComodification(Unknown Source) at java.util.ArrayList$Itr.next(Unknown Source) at org.xwiki.search.solr.internal.metadata.DocumentSolrMetadataExtractor.setObjects(DocumentSolrMetadataExtractor.java:199) at org.xwiki.search.solr.internal.metadata.DocumentSolrMetadataExtractor.setExtras(DocumentSolrMetadataExtractor.java:186) at org.xwiki.search.solr.internal.metadata.DocumentSolrMetadataExtractor.setFieldsInternal(DocumentSolrMetadataExtractor.java:135) at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.getSolrDocument(AbstractSolrMetadataExtractor.java:133) ... 4 common frames omitted
It is to be mentioned that the error does not occur every time a user is created and logged in with after creating a new instance.
Attachments
Issue Links
- relates to
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- Closed
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