[SOLR-2804] Logging error causes entire DIH process to fail

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 4.0-ALPHA
• Component/s: contrib - DataImportHandler
• Labels: dih

Environment

java version "1.6.0_26"
Java(TM) SE Runtime Environment (build 1.6.0_26-b03-384-10M3425)
Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02-384, mixed mode)

Model Name: MacBook Pro
Model Identifier: MacBookPro8,2
Processor Name: Intel Core i7
Processor Speed: 2.2 GHz
Number of Processors: 1
Total Number of Cores: 4
L2 Cache (per Core): 256 KB
L3 Cache: 6 MB
Memory: 4 GB

System Software Overview:
System Version: Mac OS X 10.6.8 (10K549)
Kernel Version: Darwin 10.8.0

• Assignee: Unassigned
• Reporter: Pulkit Singhal
• Created: 02/Oct/11 04:13
• Updated: 06/Jun/12 20:34
• Resolved: 28/Mar/12 18:45

Description

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:263)
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.handler.dataimport.SolrWriter.close(SolrWriter.java:57)
at org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:265)
at org.apache.solr.handler.dataimport.DataImporter.doFullImport(DataImporter.java:372)
at org.apache.solr.handler.dataimport.DataImporter.runCmd(DataImporter.java:440)
at org.apache.solr.handler.dataimport.DataImporter$1.run(DataImporter.java:421)

Issue Links

• is duplicated by: SOLR-3314 DIH with multi-threading throws exception
• is related to: SOLR-3484 LogUpdateProcessor throws ConcurrentModificationException under multi-threading calls
• is related to: SOLR-2694 LogUpdateProcessor not thread safe