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https://issues.apache.org/jira/browse/AMBARI-21093?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vivek Sharma updated AMBARI-21093:
----------------------------------
    Labels: regression upgrade  (was: upgrade)

> Nimbus fails to start due to AutoHDFS CNF on a cluster after Ambari is 
> upgraded
> -------------------------------------------------------------------------------
>
>                 Key: AMBARI-21093
>                 URL: https://issues.apache.org/jira/browse/AMBARI-21093
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.5.1
>            Reporter: Vivek Sharma
>            Priority: Blocker
>              Labels: regression, upgrade
>             Fix For: 2.5.1
>
>
> *STR*
> # Deploy HDP2.6 cluster with Ambari-2.5.0 (secure cluster)
> # Upgrade Ambari to 2.5.1.0-140 and then 'Regenerate keytabs' from Ambari UI
> # Observe Nimbus state
> *Alternate STR*
> # Deploy HDP2.6 cluster with Ambari-2.5.0 (unsecure cluster)
> # Upgrade Ambari to 2.5.1.0-140 and then Express Upgrade to 2.6.1.0
> # Kerberize the cluster
> # Observe Nimbus state
> *Result*
> {code}
> 2017-05-22 12:12:57.768 o.a.s.d.nimbus main [ERROR] Error on initialization 
> of server service-handler
> java.lang.RuntimeException: java.lang.ClassNotFoundException: 
> org.apache.storm.hdfs.security.AutoHDFS
>         at 
> org.apache.storm.security.auth.AuthUtils.getNimbusAutoCredPlugins(AuthUtils.java:188)
>  ~[storm-core-1.1.0.2.6.0.3-8.jar:1.1.0.2.6.0.3-8]
>         at org.apache.storm.daemon.nimbus$nimbus_data.invoke(nimbus.clj:223) 
> ~[storm-core-1.1.0.2.6.0.3-8.jar:1.1.0.2.6.0.3-8]
>         at 
> org.apache.storm.daemon.nimbus$fn__9768$exec_fn__3648__auto____9769.invoke(nimbus.clj:2416)
>  ~[storm-core-1.1.0.2.6.0.3-8.jar:1.1.0.2.6.0.3-8]
>         at clojure.lang.AFn.applyToHelper(AFn.java:156) ~[clojure-1.7.0.jar:?]
>         at clojure.lang.AFn.applyTo(AFn.java:144) ~[clojure-1.7.0.jar:?]
>         at clojure.core$apply.invoke(core.clj:630) ~[clojure-1.7.0.jar:?]
>         at 
> org.apache.storm.daemon.nimbus$fn__9768$service_handler__9801.doInvoke(nimbus.clj:2413)
>  ~[storm-core-1.1.0.2.6.0.3-8.jar:1.1.0.2.6.0.3-8]
> {code}



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