Error en proceso de Contratación con versión 1.9.0.0

Probando los flujos para el proceso de contratación con la nueva version del evolution (1.9.0.0) se produjo un error al momento de dar click en el botón siguiente de la pantalla de datos generales de la contratación (donde se registra la fecha de ingreso, el tipo de contratación, etc). La exception que se produce es la siguiente:

System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary. at Aseinfo.VH4.Acciones.Controllers.ContratacionController.<crearviewdatadatosestructurasalarial>b86(ValueListItem v) in c:BuildAgentwork89066541112bb801VH4AccionesControllersContratacionController.cs:line 1898 at System.Linq.Enumerable.WhereSelectListIterator2.MoveNext() at System.Collections.Generic.List1..ctor(IEnumerable1 collection) at System.Linq.Enumerable.ToList[TSource](IEnumerable1 source) at Aseinfo.VH4.Acciones.Controllers.ContratacionController.CrearViewDataDatosEstructuraSalarial(Boolean inserting, Nullable1 codigoRubroSalarial, String codigoMoneda, Nullable1 expValorEstructura, Nullable1 codigoTipoIngreso, Nullable1 codigoClaseSalarial, Nullable1 codigoEscalaSalarial, String codigoPais) in c:BuildAgentwork89066541112bb801VH4AccionesControllersContratacionController.cs:line 1898 at Aseinfo.VH4.Acciones.Controllers.ContratacionController.CreateEstructuraSalarialContrato() in c:BuildAgentwork89066541112bb801VH4AccionesControllersContratacionController.cs:line 1024 at lambda_method(Closure , ControllerBase , Object[] ) at System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary2 parameters) at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary2 parameters) at System.Web.Mvc.Async.AsyncControllerActionInvoker.<begininvokesynchronousactionmethod>b__39(IAsyncResult asyncResult, ActionInvocation innerInvokeState) at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult2.CallEndDelegate(IAsyncResult asyncResult) at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<invokeactionmethodfilterasynchronouslyrecursive>b3d() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>cDisplayClass46.<invokeactionmethodfilterasynchronouslyrecursive>b3f() at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>cDisplayClass33.<begininvokeactionmethodwithfilters>b32(IAsyncResult asyncResult) at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>cDisplayClass21.<>cDisplayClass2b.<begininvokeaction>b1c() at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>cDisplayClass21.<begininvokeaction>b__1e(IAsyncResult asyncResult)