2015-03-25 11:06:47,824 ThreadPoolAsyncTaskExecutor::Thread 39 ERROR coombesp 565x894489x1 c7r8xj 10.134.41.75 /rest/plugins/1.0/ [plugin.osgi.factory.OsgiPlugin] Unable to start the plugin container for plugin com.atlassian.plugins.base-hipchat-integration-plugin-api
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'hipchatLinkProvider': Initialization of bean failed; nested exception is org.springframework.beans.TypeMismatchException: Failed to convert property value of type [java.lang.String] to required type [java.lang.Class[]] for property 'interfaces'; nested exception is java.lang.IllegalArgumentException: Error loading class [com.atlassian.plugins.hipchat.api.link.HipChatLinkProvider]: problem with class file or dependent class.
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:480)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:423)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:728)
	at org.springframework.osgi.context.support.AbstractDelegatedExecutionApplicationContext.access$1600(AbstractDelegatedExecutionApplicationContext.java:69)
	at org.springframework.osgi.context.support.AbstractDelegatedExecutionApplicationContext$4.run(AbstractDelegatedExecutionApplicationContext.java:355)
	at org.springframework.osgi.util.internal.PrivilegedUtils.executeWithCustomTCCL(PrivilegedUtils.java:85)
	at org.springframework.osgi.context.support.AbstractDelegatedExecutionApplicationContext.completeRefresh(AbstractDelegatedExecutionApplicationContext.java:320)
	at org.springframework.osgi.extender.internal.dependencies.startup.DependencyWaiterApplicationContextExecutor$CompleteRefreshTask.run(DependencyWaiterApplicationContextExecutor.java:132)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:662)
Caused by: org.springframework.beans.TypeMismatchException: Failed to convert property value of type [java.lang.String] to required type [java.lang.Class[]] for property 'interfaces'; nested exception is java.lang.IllegalArgumentException: Error loading class [com.atlassian.plugins.hipchat.api.link.HipChatLinkProvider]: problem with class file or dependent class.
	at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:391)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1289)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1250)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1010)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:472)
Caused by: java.lang.IllegalArgumentException: Error loading class [com.atlassian.plugins.hipchat.api.link.HipChatLinkProvider]: problem with class file or dependent class.
	at org.springframework.util.ClassUtils.resolveClassName(ClassUtils.java:238)
	at org.springframework.beans.propertyeditors.ClassArrayEditor.setAsText(ClassArrayEditor.java:66)
	at org.springframework.beans.TypeConverterDelegate.doConvertTextValue(TypeConverterDelegate.java:382)
	at org.springframework.beans.TypeConverterDelegate.doConvertValue(TypeConverterDelegate.java:358)
	at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:173)
	at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:386)
	... 22 more
Caused by: java.lang.UnsupportedClassVersionError: com/atlassian/plugins/hipchat/api/link/HipChatLinkProvider : Unsupported major.minor version 51.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
	at org.apache.felix.framework.ModuleImpl$ModuleClassLoader.findClass(ModuleImpl.java:1829)
	at org.apache.felix.framework.ModuleImpl.findClassOrResourceByDelegation(ModuleImpl.java:716)
	at org.apache.felix.framework.ModuleImpl$ModuleClassLoader.loadClass(ModuleImpl.java:1690)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
	at org.apache.felix.framework.ModuleImpl.getClassByDelegation(ModuleImpl.java:634)
	at org.apache.felix.framework.Felix.loadBundleClass(Felix.java:1594)
	at org.apache.felix.framework.BundleImpl.loadClass(BundleImpl.java:887)
	at org.springframework.osgi.util.BundleDelegatingClassLoader.findClass(BundleDelegatingClassLoader.java:99)
	at org.springframework.osgi.util.BundleDelegatingClassLoader.loadClass(BundleDelegatingClassLoader.java:156)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
	at org.springframework.util.ClassUtils.forName(ClassUtils.java:211)
	at org.springframework.util.ClassUtils.resolveClassName(ClassUtils.java:230)
	... 28 more