I installed bzr4idea on IDEA 9.0M1 on a MacBook CoreDuo - 32-bits so it has jdk 1.5 only
2 exceptions:
unsupported class version for bzr4idea.actions.GitMenu [Plugin: bzr4idea]: unsupported class version for bzr4idea.actions.GitMenu [Plugin: bzr4idea]
com.intellij.diagnostic.PluginException: unsupported class version for bzr4idea.actions.GitMenu [Plugin: bzr4idea]
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:435)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.b(ActionManagerImpl.java:589)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:196)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:311)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.readExternal(ActionManagerImpl.java:7)
at com.intellij.openapi.components.impl.stores.ComponentStoreImpl.a(ComponentStoreImpl.java:158)
at com.intellij.openapi.components.impl.stores.ComponentStoreImpl.initJdomExternalizable(ComponentStoreImpl.java:75)
at com.intellij.openapi.components.impl.stores.ComponentStoreImpl$1.run(ComponentStoreImpl.java:1)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:257)
at com.intellij.openapi.components.impl.stores.ComponentStoreImpl.initComponent(ComponentStoreImpl.java:151)
at com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:22)
at com.intellij.openapi.components.impl.ComponentManagerImpl.access$1200(ComponentManagerImpl.java:166)
at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentConfigComponentAdapter$1.getComponentInstance(ComponentManagerImpl.java:16)
at com.intellij.openapi.components.impl.ComponentManagerImpl$ComponentConfigComponentAdapter.getComponentInstance(ComponentManagerImpl.java:20)
at com.intellij.util.pico.DefaultPicoContainer.getLocalInstance(DefaultPicoContainer.java:231)
at com.intellij.util.pico.DefaultPicoContainer.getInstance(DefaultPicoContainer.java:218)
at com.intellij.util.pico.DefaultPicoContainer.getComponentInstance(DefaultPicoContainer.java:200)
at org.picocontainer.alternatives.AbstractDelegatingMutablePicoContainer.getComponentInstance(AbstractDelegatingMutablePicoContainer.java:75)
at com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:32)
at com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:131)
at com.intellij.openapi.components.impl.ComponentManagerImpl.initComponents(ComponentManagerImpl.java:186)
at com.intellij.openapi.components.impl.stores.ApplicationStoreImpl.load(ApplicationStoreImpl.java:7)
at com.intellij.openapi.application.impl.ApplicationImpl.load(ApplicationImpl.java:115)
at com.intellij.idea.IdeaApplication.run(IdeaApplication.java:21)
at com.intellij.idea.MainImpl$3.run(MainImpl.java)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
at com.intellij.ide.IdeEventQueue.c(IdeEventQueue.java:239)
at com.intellij.ide.IdeEventQueue.b(IdeEventQueue.java:86)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:233)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:184)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:176)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
and
Bad version number in .class file [Plugin: bzr4idea]: Bad version number in .class file [Plugin: bzr4idea]
com.intellij.diagnostic.PluginException: Bad version number in .class file [Plugin: bzr4idea]
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:559)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:515)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:469)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:469)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.preloadActionGroup(ActionManagerImpl.java:100)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.d(ActionManagerImpl.java:495)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.access$100(ActionManagerImpl.java:400)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl$3.run(ActionManagerImpl.java:3)
at com.intellij.openapi.application.impl.ApplicationImpl$5.run(ApplicationImpl.java:10)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:417)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
at java.util.concurrent.FutureTask.run(FutureTask.java:123)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:651)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:676)
at java.lang.Thread.run(Thread.java:613)
at com.intellij.openapi.application.impl.ApplicationImpl$1$1.run(ApplicationImpl.java:10)
Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:675)
at java.lang.ClassLoader.defineClass(ClassLoader.java:520)
at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:119)
at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:115)
at com.intellij.util.lang.UrlClassLoader._findClass(UrlClassLoader.java:91)
at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:78)
at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:41)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:374)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:242)
at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:78)
... 15 more
