An error occured durin synchronization

An error occured during synchronization org.bonitasoft.studio.actors.operation.PublishOrganizationOperation.run(PublishOrganizationOperation.java:107) org.bonitasoft.studio.actors.ui.handler.InstallOrganizationHandler.execute(InstallOrganizationHandler.java:65) org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:290) org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90) sun.reflect.GeneratedMethodAccessor23.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:56) org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:243) org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:224) org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132) org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:167) 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:213) org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:420) org.bonitasoft.studio.actors.ui.wizard.SynchronizeOrganizationWizard$1.run(SynchronizeOrganizationWizard.java:118) org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)

**Please help me to resolve this problem **