root:/opt/nutch/runtime/local# bin/nutch crawl urls -depth 3 -topN 5
12/08/14 02:31:52 WARN store.DataStoreFactory: gora.properties not found,
properties will be empty.
12/08/14 02:31:52 WARN store.DataStoreFactory: gora.properties not found,
properties will be empty.
Exception in thread "main" org.apache.gora.util.GoraException:
java.io.IOException: java.lang.NullPointerException
at
org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:167)
at
org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:135)
at
org.apache.nutch.storage.StorageUtils.createWebStore(StorageUtils.java:69)
at org.apache.nutch.crawl.InjectorJob.run(InjectorJob.java:243)
at org.apache.nutch.crawl.Crawler.runTool(Crawler.java:68)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:136)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:250)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.nutch.crawl.Crawler.main(Crawler.java:257)
Caused by: java.io.IOException: java.lang.NullPointerException
at
org.apache.gora.sql.store.SqlStore.getConnection(SqlStore.java:747)
at org.apache.gora.sql.store.SqlStore.initialize(SqlStore.java:160)
at
org.apache.gora.store.DataStoreFactory.initializeDataStore(DataStoreFactory.java:102)
at
org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:161)
... 8 more
Caused by: java.lang.NullPointerException
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:169)
at
org.apache.gora.sql.store.SqlStore.getConnection(SqlStore.java:735)
... 11 more
I was following this guide here and I came across this error above
http://nlp.solutions.asia/?p=180
Additional Info :
Ubuntu 10.04
Nutch 2.0
Solr 3.6.1
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