error occured during synchronization (publish organization)

Hi,
I try to publish my organization and in first time it works well but the day after when I open bonita the organization active was another and for this I try to republish mine but I receive this error:

An error occured during synchronization
org.bonitasoft.studio.actors.operation.PublishOrganizationOperation.run(PublishOrganizationOperation.java:106)
org.bonitasoft.studio.actors.ui.handler.InstallOrganizationHandler.execute(InstallOrganizationHandler.java:70)
org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:294)
org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:247)
org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:229)
org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:149)
org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:210)
org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:343)
org.bonitasoft.studio.actors.ui.wizard.SynchronizeOrganizationWizard$1.run(SynchronizeOrganizationWizard.java:115)
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:122)

Someone can help me please??
Thank you