Plugins not working properly due to an incompatible JAVA version
Problem
Some plugins are not starting or working properly after an upgrade in JIRA.
The following appears in the atlassian-jira.log:
2015-07-06 10:00:00,684 http-8080-7 ERROR username 2313x123x1 abcde 127.0.0.1 /rest/plugins/1.0/com.xxxx.xxxx.plugin-key [atlassian.plugin.manager.DefaultPluginManager] There was an error loading the descriptor 'null' of plugin 'com.atlassian.xxxx.xxxxx'. Disabling.
java.lang.UnsupportedClassVersionError: com/atlassian/xxxx/contextproviders/nameoftheclass : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
at org.apache.felix.framework.ModuleImpl$ModuleClassLoader.findClass(ModuleImpl.java:1829)
Cause
JIRA is running with an incompatible JAVA version, usually after an upgrade. Here you can see the compatible JAVA versions accordingly to your JIRA version.
Resolution
Change the JAVA version to a compatible version by following this instructions.
Last modified on Nov 2, 2018
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