Error al abrir un Proyecto

[Tarrajun]

Hola,

quiero abrir un proyecto creado anteriormente y recibo el siguiente error:

org.libreplan.business.planner.entities.GenericDayAssignment$OnContainer.getScenario(GenericDayAssignment.java:118)
at org.libreplan.business.planner.entities.GenericDayAssignment.getScenario(GenericDayAssignment.java:211)
at org.libreplan.business.resources.entities.Resource$UsingScenarioManager.calculateAssignments(Resource.java:187)
at org.libreplan.business.resources.entities.Resource$DayAssignmentsState.getAssignments(Resource.java:172)
at org.libreplan.business.resources.entities.Resource.getAssignments(Resource.java:886)
at org.libreplan.web.planner.order.PlanningStateCreator.forceLoadDayAssignments(PlanningStateCreator.java:329)
at org.libreplan.web.planner.order.PlanningStateCreator.createPlanning(PlanningStateCreator.java:277)
at org.libreplan.web.planner.order.PlanningStateCreator.retrieveOrCreate(PlanningStateCreator.java:234)
at org.libreplan.web.orders.OrderModel.initEdit(OrderModel.java:282)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)
at org.libreplan.web.common.concurrentdetection.ConcurrentModificationHandling.whenConcurrentModification(ConcurrentModificationHandling.java:100)
at sun.reflect.GeneratedMethodAccessor221.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627)
at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616)
at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:64)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:160)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
at sun.proxy.$Proxy124.initEdit(Unknown Source)
at org.libreplan.web.orders.OrderCRUDController.initEdit(OrderCRUDController.java:1070)
at org.libreplan.web.planner.tabs.OrdersTabCreator$4.afterShowAction(OrdersTabCreator.java:169)
at org.libreplan.web.planner.tabs.CreatedOnDemandTab.show(CreatedOnDemandTab.java:80)
at org.libreplan.web.planner.tabs.TabOnModeType.changeTab(TabOnModeType.java:89)
at org.libreplan.web.planner.tabs.TabOnModeType.access$200(TabOnModeType.java:35)
at org.libreplan.web.planner.tabs.TabOnModeType$1.typeChanged(TabOnModeType.java:78)
at org.libreplan.web.planner.tabs.Mode.fireModeTypeChanged(Mode.java:101)
at org.libreplan.web.planner.tabs.Mode.changeTo(Mode.java:92)
at org.libreplan.web.planner.tabs.Mode.goToOrderMode(Mode.java:81)
at org.libreplan.web.planner.tabs.MultipleTabsPlannerController$8.doAction(MultipleTabsPlannerController.java:536)
at org.zkoss.ganttz.TabsRegistry.show(TabsRegistry.java:70)
at org.libreplan.web.planner.tabs.MultipleTabsPlannerController$3.goToOrderDetails(MultipleTabsPlannerController.java:279)
at org.libreplan.web.orders.OrderCRUDController.goToEditForm(OrderCRUDController.java:1065)
at org.libreplan.web.orders.OrderCRUDController$OrdersRowRenderer$1.onEvent(OrderCRUDController.java:1328)
at org.zkoss.zk.ui.impl.EventProcessor.process0(EventProcessor.java:192)
at org.zkoss.zk.ui.impl.EventProcessor.process(EventProcessor.java:138)
at org.zkoss.zk.ui.impl.EventProcessingThreadImpl.process0(EventProcessingThreadImpl.java:517)
at org.zkoss.zk.ui.impl.EventProcessingThreadImpl.run(EventProcessingThreadImpl.java:444)

otros proyectos creados con anterioridad si que los abre correctamente.

Gracias.

LibrePlan 1.4.0 para MySQL
Centos 6.4
Tomcat 6.0.24