Hi,
Kindly help me solve the issue when I am connecting NEO4j with solr. I am
facing this issue in my log file while I have the jar file of neo4j driver
in the lib folder of my core.
Full Import failed:java.lang.RuntimeException: java.lang.RuntimeException:
org.apache.solr.handler.dataimport.DataImportHandlerException: Could not
load driver: org.neo4j.jdbc.Driver Processing Document # 1
at
org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:271)
at
org.apache.solr.handler.dataimport.DataImporter.doFullImport(DataImporter.java:424)
at
org.apache.solr.handler.dataimport.DataImporter.runCmd(DataImporter.java:483)
at
org.apache.solr.handler.dataimport.DataImporter.lambda$runAsync$0(DataImporter.java:466)
at java.base/java.lang.Thread.run(Thread.java:835)
Caused by: java.lang.RuntimeException:
org.apache.solr.handler.dataimport.DataImportHandlerException: Could not
load driver: org.neo4j.jdbc.Driver Processing Document # 1
at
org.apache.solr.handler.dataimport.DocBuilder.buildDocument(DocBuilder.java:417)
at
org.apache.solr.handler.dataimport.DocBuilder.doFullDump(DocBuilder.java:330)
at
org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:233)
... 4 more
Caused by: org.apache.solr.handler.dataimport.DataImportHandlerException:
Could not load driver: org.neo4j.jdbc.Driver Processing Document # 1
at
org.apache.solr.handler.dataimport.DataImportHandlerException.wrapAndThrow(DataImportHandlerException.java:69)
at
org.apache.solr.handler.dataimport.JdbcDataSource.createConnectionFactory(JdbcDataSource.java:159)
at
org.apache.solr.handler.dataimport.JdbcDataSource.init(JdbcDataSource.java:80)
at
org.apache.solr.handler.dataimport.DataImporter.getDataSourceInstance(DataImporter.java:397)
at
org.apache.solr.handler.dataimport.ContextImpl.getDataSource(ContextImpl.java:100)
at
org.apache.solr.handler.dataimport.SqlEntityProcessor.init(SqlEntityProcessor.java:53)
at
org.apache.solr.handler.dataimport.EntityProcessorWrapper.init(EntityProcessorWrapper.java:77)
at
org.apache.solr.handler.dataimport.DocBuilder.buildDocument(DocBuilder.java:434)
at
org.apache.solr.handler.dataimport.DocBuilder.buildDocument(DocBuilder.java:415)
... 6 more
Caused by: java.lang.ClassNotFoundException: Unable to load
org.neo4j.jdbc.Driver or
org.apache.solr.handler.dataimport.org.neo4j.jdbc.Driver
at
org.apache.solr.handler.dataimport.DocBuilder.loadClass(DocBuilder.java:935)
at
org.apache.solr.handler.dataimport.JdbcDataSource.createConnectionFactory(JdbcDataSource.java:157)
... 13 more
Caused by: org.apache.solr.common.SolrException: Error loading class
'org.neo4j.jdbc.Driver'
at
org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:557)
at
org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:488)
at
org.apache.solr.handler.dataimport.DocBuilder.loadClass(DocBuilder.java:926)
... 14 more
Caused by: java.lang.ClassNotFoundException: org.neo4j.jdbc.Driver
at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:436)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:588)
at
java.base/java.net.FactoryURLClassLoader.loadClass(URLClassLoader.java:864)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
at java.base/java.lang.Class.forName0(Native Method)
at java.base/java.lang.Class.forName(Class.java:415)
at
org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:541)
... 16 more
--
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