Hello everybody,

i trying to start ox-listener with debug( ./ox-listener start -debug) and i have error

Code:
[2013-07-08 15:33:50,038] [funambol.pushlistener.pim] [ERROR] [PushListener-task-executor-pool-thread-2] [0] [] [antoine] [] Exception perfoming ox listener task
com.funambol.oxlistener.exception.OXListenerException: Error checking contact folder
        at com.funambol.oxlistener.engine.OXListenerManager.engine(OXListenerManager.java:179)
        at com.funambol.oxlistener.service.OXListenerScheduledTask.execute(OXListenerScheduledTask.java:406)
        at com.funambol.pushlistener.service.taskexecutor.ScheduledTaskWrapper.run(ScheduledTaskWrapper.java:233)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
        at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: com.funambol.oxlistener.exception.OXListenerException: Error checking contact folder
        at com.funambol.oxlistener.engine.OXListenerManager.checkContactFolder(OXListenerManager.java:377)
        at com.funambol.oxlistener.engine.OXListenerManager.checkPrincipal(OXListenerManager.java:281)
        at com.funambol.oxlistener.engine.OXListenerManager.engine(OXListenerManager.java:167)
        ... 11 more
Caused by: com.funambol.ox.exception.OXAccessException
        at com.funambol.ox.items.dao.OXEntityDAO.checkForUpdatesInFolder(OXEntityDAO.java:1502)
        at com.funambol.oxlistener.engine.OXListenerManager.checkContactFolder(OXListenerManager.java:371)
        ... 13 more
Caused by: com.funambol.ox.exception.OXAccessException
        at com.funambol.ox.items.dao.OXEntityDAO.getNUDItems(OXEntityDAO.java:2132)
        at com.funambol.ox.items.dao.OXEntityDAO.checkForUpdatesInFolder(OXEntityDAO.java:1490)
        ... 14 more
Caused by: com.funambol.ox.exception.OXInternalErrorException
        at com.funambol.ox.items.dao.OXEntityDAO.verifyResponse(OXEntityDAO.java:1784)
        at com.funambol.ox.items.dao.OXEntityDAO.getNUDItems(OXEntityDAO.java:2036)
        ... 15 more
1 idea ?