[Si e' verificato un errore di sistema!, Eccezione: java.lang.Exception: Identificativo castello NULL - azione 'viewFirstCatering' , Stack Trace: , it.castellidelducato.action.CateringAction.viewFirst(CateringAction.java:124) , sun.reflect.GeneratedMethodAccessor417.invoke(Unknown Source), sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source), java.lang.reflect.Method.invoke(Unknown Source), com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:300), com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:166), com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35), com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164), it.castellidelducato.persistence.PersistenceInterceptor.intercept(PersistenceInterceptor.java:51), com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164), ...]