Lewis John McGibbney created NUTCH-1435:
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Summary: Host jobs throw NullPointerException with MySQL
Key: NUTCH-1435
URL: https://issues.apache.org/jira/browse/NUTCH-1435
Project: Nutch
Issue Type: Bug
Components: injector
Affects Versions: nutchgora
Reporter: Lewis John McGibbney
Assignee: Lewis John McGibbney
Fix For: 2.1
As described by Joan Espasa Arxer on user@ [0] the following NPE is thrown when
we attempt to use the hostinject, updatehostdb and readhostdb jobs.
{code}
HostInjectorJob: org.apache.gora.util.GoraException:
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.host.HostInjectorJob.inject(HostInjectorJob.java:146)
at org.apache.nutch.host.HostInjectorJob.run(HostInjectorJob.java:160)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.nutch.host.HostInjectorJob.main(HostInjectorJob.java:174)
Caused by: java.lang.NullPointerException
at org.apache.gora.sql.store.SqlStore.addColumn(SqlStore.java:790)
at org.apache.gora.sql.store.SqlStore.createSqlTable(SqlStore.java:802)
at org.apache.gora.sql.store.SqlStore.initialize(SqlStore.java:165)
at
org.apache.gora.store.DataStoreFactory.initializeDataStore(DataStoreFactory.java:102)
at
org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:161)
... 6 more
{code}
Ferdy proposed a fix for this which I will patch against 2.X branch and duly
attach.
[0] http://www.mail-archive.com/user%40nutch.apache.org/msg06998.html
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