2015-05-15 14:35:47,577 ERROR fo.magnolia.ui.contentapp.browser.BrowserPresenter: An error occurred while executing action [move]
info.magnolia.ui.api.action.ActionExecutionException: Action execution failed for action: move
	at info.magnolia.ui.api.action.AbstractActionExecutor.execute(AbstractActionExecutor.java:64)
	at info.magnolia.ui.contentapp.browser.BrowserPresenter.executeAction(BrowserPresenter.java:333)
	at info.magnolia.ui.contentapp.browser.BrowserPresenter.onActionbarItemClicked(BrowserPresenter.java:292)
	at info.magnolia.ui.actionbar.ActionbarPresenter.onActionbarItemClicked(ActionbarPresenter.java:205)
	at info.magnolia.ui.actionbar.ActionbarViewImpl$1.actionTrigger(ActionbarViewImpl.java:67)
[...]
Caused by: java.lang.NullPointerException
	at org.apache.derby.impl.sql.GenericStatement.hashCode(Unknown Source)
	at java.util.concurrent.ConcurrentHashMap.hash(ConcurrentHashMap.java:333)
	at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1125)
	at com.rits.cloning.FastClonerConcurrentHashMap.clone(FastClonerConcurrentHashMap.java:22)
	at com.rits.cloning.Cloner.fastClone(Cloner.java:114)
[Here comes an infinite pile of clone calls...]
	at com.rits.cloning.Cloner.deepClone(Cloner.java:301)
	at info.magnolia.ui.contentapp.movedialog.MoveDialogPresenterImpl.prepareWorkbenchDefinition(MoveDialogPresenterImpl.java:199)
	at info.magnolia.ui.contentapp.movedialog.MoveDialogPresenterImpl.start(MoveDialogPresenterImpl.java:149)
	at info.magnolia.ui.contentapp.movedialog.action.OpenMoveDialogAction.execute(OpenMoveDialogAction.java:97)
	at info.magnolia.ui.api.action.AbstractActionExecutor.execute(AbstractActionExecutor.java:62)
	... 109 more
#
# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0x000000010b7fc75b, pid=777, tid=15107
#
# JRE version: Java(TM) SE Runtime Environment (7.0_67-b01) (build 1.7.0_67-b01)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.65-b04 mixed mode bsd-amd64 compressed oops)
# Problematic frame:
# V  [libjvm.dylib+0x3fc75b]  Monitor::IUnlock(bool)+0xcd
#
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /Users/mika/Applications/eclipse/Eclipse.app/Contents/MacOS/hs_err_pid777.log
#
# If you would like to submit a bug report, please visit:
#   http://bugreport.sun.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#