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From "Michael Han (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (INFRA-13526) ZooKeeper PreCommit/trunk/branch-3.5 build is failing due to Unsupported major.minor version 52.0
Date Wed, 15 Mar 2017 15:05:41 GMT

    [ https://issues.apache.org/jira/browse/INFRA-13526?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15926327#comment-15926327
] 

Michael Han commented on INFRA-13526:
-------------------------------------

Thanks Gavin, that works. 

> ZooKeeper PreCommit/trunk/branch-3.5 build is failing due to Unsupported major.minor
version 52.0
> -------------------------------------------------------------------------------------------------
>
>                 Key: INFRA-13526
>                 URL: https://issues.apache.org/jira/browse/INFRA-13526
>             Project: Infrastructure
>          Issue Type: Bug
>          Components: Jenkins
>            Reporter: Rakesh R
>            Assignee: Gavin
>            Priority: Critical
>
> Apache ZooKeeper builds for PreCommit/trunk/branch-3.5 has been failing due to {{Unsupported
major.minor version 52.0}}.
> References:
> https://builds.apache.org/job/PreCommit-ZOOKEEPER-github-pr-build/336/console
> https://builds.apache.org/job/ZooKeeper-trunk-openjdk7/
> https://builds.apache.org/job/ZooKeeper_branch35_openjdk7/419/console
> Error Log:
> {code}
> [ZooKeeper_branch35_openjdk7] $ /home/jenkins/tools/ant/latest/bin/ant -Dtest.output=yes
-Dtest.junit.threads=8 -Dtest.junit.output.format=xml -Djavac.target=1.7 clean test-core-java
> Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/tools/ant/launch/Launcher
: Unsupported major.minor version 52.0
> 	at java.lang.ClassLoader.defineClass1(Native Method)
> 	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
> 	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
> 	at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
> 	at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
> 	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
> 	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
> 	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
> 	at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
> Build step 'Invoke Ant' marked build as failure
> {code}
> Appreciate your help in resolving this problem. Thanks!



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