After browsing through the issues it looks like something belonging to https://issues.apache.org/jira/browse/SOLR-2694
Am 11.01.2012 14:08, schrieb Bernd Fehling:
Hi list, after changing DIH to multi-theaded (4 threads) I get sometimes an exception. This is not always the case and I never had any problems with single-threaded at all. I'm using Solr 3.5 but also tried branch_3x (3.6) and could see this with both versions. Don't know why this comes up after changing to multi-threaded. No other errors at all. This is when LogUpdateProcessor finishes and is going create the log message. Whats wrong with this code? public String getName(int idx) { return (String)nvPairs.get(idx << 1); } Any idea how to trace this down? ... 11.01.2012 11:25:52 org.apache.solr.handler.dataimport.SolrWriter persist INFO: Wrote last indexed time to /srv/www/solr/solr/solrserver/solr/./conf/dataimport.properties 11.01.2012 11:25:52 org.apache.solr.common.SolrException log SEVERE: Full Import failed:java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.lang.String at org.apache.solr.common.util.NamedList.getName(NamedList.java:127) at org.apache.solr.common.util.NamedList.toString(NamedList.java:253) at java.lang.String.valueOf(String.java:2826) at java.lang.StringBuilder.append(StringBuilder.java:115) at org.apache.solr.update.processor.LogUpdateProcessor.finish(LogUpdateProcessorFactory.java:188) at org.apache.solr.update.processor.UpdateRequestProcessor.finish(UpdateRequestProcessor.java:78) at org.apache.solr.handler.dataimport.SolrWriter.finish(SolrWriter.java:133) at org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:213) at org.apache.solr.handler.dataimport.DataImporter.doFullImport(DataImporter.java:359) at org.apache.solr.handler.dataimport.DataImporter.runCmd(DataImporter.java:427) at org.apache.solr.handler.dataimport.DataImporter$1.run(DataImporter.java:408) 11.01.2012 11:25:52 org.apache.solr.update.DirectUpdateHandler2 rollback INFO: start rollback 11.01.2012 11:25:52 org.apache.solr.update.DirectUpdateHandler2 rollback INFO: end_rollback 11.01.2012 11:26:07 org.apache.solr.core.SolrCore execute INFO: [] webapp=/solr path=/select params={command=status&qt=/dataimport} status=0 QTime=0 11.01.2012 11:26:08 org.apache.solr.update.DirectUpdateHandler2 commit INFO: start commit(optimize=true,waitFlush=false,waitSearcher=true,expungeDeletes=false) ... Regards Bernd
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