EAP 130.962 - problems after apple java 6 jre update

Tried running IDEA with java 1.7, but got other showstopping issues. So back to 1.6.

IDEA hangs.

Getting this in the event log:

01:54:39 ClassNotFoundException: com.intellij.ide.actions.CopyReferenceAction$MyTransferable: com.intellij.ide.actions.CopyReferenceAction$MyTransferable

2013-06-20 01:54:39,466 [  15828]  ERROR - llij.ide.dnd.FileCopyPasteUtil - com.intellij.ide.actions.CopyReferenceAction$MyTransferable
java.lang.ClassNotFoundException: com.intellij.ide.actions.CopyReferenceAction$MyTransferable
 at java.awt.datatransfer.DataFlavor.tryToLoadClass(DataFlavor.java:121)
 at java.awt.datatransfer.DataFlavor.initialize(DataFlavor.java:445)
 at java.awt.datatransfer.DataFlavor.<init>(DataFlavor.java:409)
 at com.intellij.ide.dnd.FileCopyPasteUtil.createDataFlavor(FileCopyPasteUtil.java:51)
 at com.intellij.ide.dnd.FileCopyPasteUtil.createJvmDataFlavor(FileCopyPasteUtil.java:70)
 at com.intellij.ide.actions.CopyReferenceAction.<clinit>(CopyReferenceAction.java:57)
 at java.lang.Class.forName0(Native Method)
 at java.lang.Class.forName(Class.java:249)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:249)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:226)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.getAction(ActionManagerImpl.java:219)
 at com.intellij.openapi.actionSystem.DefaultActionGroup.unstub(DefaultActionGroup.java:280)
 at com.intellij.openapi.actionSystem.DefaultActionGroup.getChildren(DefaultActionGroup.java:248)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl$5.compute(ActionManagerImpl.java:1173)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl$5.compute(ActionManagerImpl.java:1166)
 at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:950)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.a(ActionManagerImpl.java:1166)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.preloadActionGroup(ActionManagerImpl.java:1160)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.c(ActionManagerImpl.java:1149)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.access$200(ActionManagerImpl.java:67)
 at com.intellij.openapi.actionSystem.impl.ActionManagerImpl$4.run(ActionManagerImpl.java:1133)
 at com.intellij.openapi.application.impl.ApplicationImpl$8.run(ApplicationImpl.java:431)
 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
 at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
 at java.util.concurrent.FutureTask.run(FutureTask.java:138)
 at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
 at java.lang.Thread.run(Thread.java:680)
 at com.intellij.openapi.application.impl.ApplicationImpl$1$1.run(ApplicationImpl.java:155)