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HBase >> mail # user >> Exception : ClassNotFoundException: org.apache.hadoop.net.SocketInputWrapper


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Re: Exception : ClassNotFoundException: org.apache.hadoop.net.SocketInputWrapper
You should check your CLASSPATH settings.

Thank you!

Sincerely,
Leonid Fedotov

On Feb 26, 2013, at 5:20 AM, tarang dawer wrote:

> Hi
> I am trying to use HBase 0.94.2 with Hadoop 1.1.1
>
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/hadoop/net/SocketInputWrapper
>    at
> org.apache.hadoop.hbase.ipc.HBaseClient.createConnection(HBaseClient.java:281)
>    at
> org.apache.hadoop.hbase.ipc.HBaseClient.getConnection(HBaseClient.java:1137)
>    at org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:1000)
>    at
> org.apache.hadoop.hbase.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:150)
>    at $Proxy5.getProtocolVersion(Unknown Source)
>    at
> org.apache.hadoop.hbase.ipc.WritableRpcEngine.getProxy(WritableRpcEngine.java:183)
>    at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:335)
>    at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:312)
>    at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:364)
>    at org.apache.hadoop.hbase.ipc.HBaseRPC.waitForProxy(HBaseRPC.java:236)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getHRegionConnection(HConnectionManager.java:1313)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getHRegionConnection(HConnectionManager.java:1269)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getHRegionConnection(HConnectionManager.java:1256)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:965)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:860)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:962)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:864)
>    at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:821)
>    at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:234)
>    at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:174)
>    at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:133)
>    at
> org.apache.hadoop.hbase.mapreduce.TableInputFormat.setConf(TableInputFormat.java:96)
>    at
> org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
>    at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
>    at
> org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:1021)
>    at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:1041)
>    at org.apache.hadoop.mapred.JobClient.access$700(JobClient.java:179)
>    at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:959)
>    at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:912)
>    at java.security.AccessController.doPrivileged(Native Method)
>    at javax.security.auth.Subject.doAs(Subject.java:396)
>    at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1136)
>    at
> org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:912)
>    at org.apache.hadoop.mapreduce.Job.submit(Job.java:500)
>    at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:530)
> Caused by: java.lang.ClassNotFoundException:
> org.apache.hadoop.net.SocketInputWrapper
>    at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>    at java.security.AccessController.doPrivileged(Native Method)
>    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
>    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
>    ... 36 more
>
>
> I tried swiching back to older hadoop versions , 1.0.4 , but still got the
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB