Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Accumulo, mail # user - Uncaught exception


Copy link to this message
-
Re: Uncaught exception
jiun bookworm 2013-03-02, 18:54
iv  given hadoop 0.23.6 a go and when i try accumulo init this is the error
m getting:
and google doesnt seem to be any good.
java.lang.NoClassDefFoundError: org/apache/hadoop/io/WritableComparable
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
    at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
    at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
    at org.apache.accumulo.core.Constants.<clinit>(Constants.java:91)
    at
org.apache.accumulo.server.util.Initialize.<clinit>(Initialize.java:99)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:264)
    at
org.apache.accumulo.start.classloader.AccumuloClassLoader.loadClass(AccumuloClassLoader.java:363)
    at
org.apache.accumulo.start.classloader.AccumuloClassLoader.loadClass(AccumuloClassLoader.java:370)
    at org.apache.accumulo.start.Main.main(Main.java:48)
Caused by: java.lang.ClassNotFoundException:
org.apache.hadoop.io.WritableComparable
    at java.net.URLClassLoader$1.run(URLClassLoader.java:217)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
    ... 17 more
On Sat, Mar 2, 2013 at 7:54 PM, John Vines <[EMAIL PROTECTED]> wrote:

> Anything between hadoop 0.20.2 to 1.x should work.
>
> Sent from my phone, please pardon the typos and brevity.
> On Mar 2, 2013 11:51 AM, "jiun bookworm" <[EMAIL PROTECTED]> wrote:
>
>> which is the latest version of hadoop that accumulo 1.4.2 works with?
>>
>> On Sat, Mar 2, 2013 at 7:49 PM, Billie Rinaldi <[EMAIL PROTECTED]> wrote:
>>
>>> On Sat, Mar 2, 2013 at 8:44 AM, John Vines <[EMAIL PROTECTED]> wrote:
>>>
>>>> Accumulo 1.4.x does not work against Hadoop 2.
>>>>
>>>
>>> John Vines makes a good point about 1.4 not working with Hadoop 2.
>>>
>>>
>>>> However, your error is different. Are you sure you have Hadoop_home
>>>> pointing at the right path. If you run bin/Accumulo classpath, you should
>>>> get a listing which includes a smorgasbord of Hadoop classes.
>>>>
>>>> Sent from my phone, please pardon the typos and brevity.
>>>> On Mar 2, 2013 11:25 AM, "jiun bookworm" <[EMAIL PROTECTED]>
>>>> wrote:
>>>>
>>>> This may be a noob issue, but some help would be appreciated.
>>>> im trying out accumulo, and i have setup zookeeper and hadoop in a
>>>> single node setup
>>>> when i try to start accumulo this is what i see,
>>>>
>>>> accumulo-1.4.2]$ ./bin/accumulo init
>>>> Uncaught exception: org/apache/hadoop/io/WritableComparable
>>>> java.lang.NoClassDefFoundError: org/apache/hadoop/io/WritableComparable
>>>>     at java.lang.ClassLoader.defineClass1(Native Method)
>>>>     at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
>>>>     at
>>>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>>>>     at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
>>>>     at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
>>>>     at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
>>>>     at java.security.AccessController.doPrivileged(Native Method)
>>>>     at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
>>>>     at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
>>>>     at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
>>>>     at org.apache.accumulo.core.Constants.<clinit>(Constants.java:91)
>>>>     at
>>>> org.apache.accumulo.server.util.Initialize.<clinit>(Initialize.java:99)