Hi Kevin,
Looks different versions of hadoop-yarn-api jar is in the classpath of
Yarn ResourceManager. Can you remove the older jars if any in classpath.
lsof -p <RM Pid> or adding -verbose in YARN_OPTS in yarn.cmd file will help
to find the wrong jars.
Thanks,
Prabhu Joseph
On Wed, Jun 12, 2019 at 8:36 PM kevin su <[email protected]> wrote:
> Hi all,
>
> I have already restarted my cluster , still go same error.
>
> my *yarn-site.xml*
> <configuration>
> <property>
> <name>yarn.nodemanager.aux-services</name>
> <value>mapreduce_shuffle</value>
> </property>
> <configuration>
>
>
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