Runtime exception in org.apache.hadoop.io.WritableFactories.newInstance when
trying to startup namenode/datanode
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Key: HADOOP-507
URL: http://issues.apache.org/jira/browse/HADOOP-507
Project: Hadoop
Issue Type: Bug
Components: util
Affects Versions: 0.5.0
Reporter: Arun C Murthy
Assigned To: Owen O'Malley
Here's the logs:
[EMAIL PROTECTED] ~/dev/java/latest-hadoop/trunk $ cat
/home/arun/dev/java/hadoop-0.4.0/build/libhdfs/tests/logs/hadoop-arun-namenode-neo.out
2006-09-05 22:18:39,756 INFO conf.Configuration
(Configuration.java:loadResource(496)) - parsing
file:/home/arun/dev/java/hadoop-0.4.0/src/c++/libhdfs/tests/conf/hadoop-default.xml
2006-09-05 22:18:39,804 INFO conf.Configuration
(Configuration.java:loadResource(496)) - parsing
file:/home/arun/dev/java/hadoop-0.4.0/src/c++/libhdfs/tests/conf/hadoop-site.xml
2006-09-05 22:18:39,918 INFO util.Credential (FileResource.java:<clinit>(60))
- Checking Resource aliases
2006-09-05 22:18:39,935 INFO http.HttpServer (HttpServer.java:doStart(729)) -
Version Jetty/5.1.4
2006-09-05 22:18:40,366 INFO util.Container (Container.java:start(74)) -
Started [EMAIL PROTECTED]
2006-09-05 22:18:40,478 INFO util.Container (Container.java:start(74)) -
Started WebApplicationContext[/,/]
2006-09-05 22:18:40,478 INFO util.Container (Container.java:start(74)) -
Started HttpContext[/logs,/logs]
2006-09-05 22:18:40,479 INFO util.Container (Container.java:start(74)) -
Started HttpContext[/static,/static]
2006-09-05 22:18:40,485 INFO http.SocketListener
(SocketListener.java:start(204)) - Started SocketListener on 0.0.0.0:50070
2006-09-05 22:18:40,487 INFO util.Container (Container.java:start(74)) -
Started [EMAIL PROTECTED]
Exception in thread "main" java.lang.RuntimeException:
java.lang.IllegalAccessException: Class org.apache.hadoop.io.WritableFactories
can not access a member of class org.apache.hadoop.dfs.Block with modifiers
"public"
at
org.apache.hadoop.io.WritableFactories.newInstance(WritableFactories.java:49)
at org.apache.hadoop.io.ArrayWritable.readFields(ArrayWritable.java:81)
at org.apache.hadoop.dfs.FSEditLog.loadFSEdits(FSEditLog.java:134)
at org.apache.hadoop.dfs.FSImage.loadFSImage(FSImage.java:157)
at org.apache.hadoop.dfs.FSDirectory.loadFSImage(FSDirectory.java:317)
at org.apache.hadoop.dfs.FSNamesystem.<init>(FSNamesystem.java:199)
at org.apache.hadoop.dfs.NameNode.<init>(NameNode.java:132)
at org.apache.hadoop.dfs.NameNode.<init>(NameNode.java:123)
at org.apache.hadoop.dfs.NameNode.main(NameNode.java:543)
Caused by: java.lang.IllegalAccessException: Class
org.apache.hadoop.io.WritableFactories can not access a member of class
org.apache.hadoop.dfs.Block with modifiers "public"
at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:65)
at java.lang.Class.newInstance0(Class.java:344)
at java.lang.Class.newInstance(Class.java:303)
at
org.apache.hadoop.io.WritableFactories.newInstance(WritableFactories.java:45)
... 8 more
Steps to reproduce:
1. Start namenode/datanode
2. Run hdfs_test program (part of libhdfs)
3. Stop namenode/datanode
4. goto step 1
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