The field DateOfBirth was value 1900-01-01T00:00:00Z of type TimestampValue. Type Entity was expected..

20130416,06:58:31,Adapter request to save entity to adapter space failed.,Adapter,Warning,"Adapter request to save entity 1dbf37db-5ed3-49fa-9161-ea6c9c5b1b7b to adapter space 365e6a23-2e27-485f-a6e5-52ccd3347634 failed with reason The field DateOfBirth was value 1900-01-01T00:00:00Z of type TimestampValue.  Type Entity was expected.. Duration: 00:00:00.9999360
Error details:
Unify.Framework.GroupedNameValueCollectionInvalidTypeException: The field DateOfBirth was value 1900-01-01T00:00:00Z of type TimestampValue.  Type Entity was expected. ---> System.InvalidCastException: Specified cast is not valid.
   at Unify.Framework.EntityBase`3.GetValue[TValue](TKey key)
   --- End of inner exception stack trace ---
   at Unify.Framework.EntityBase`3.GetValue[TValue](TKey key)
   at Unify.Framework.EntityToConnectorEntityBridge.GetValue[T](GroupedNameValueCollectionKey key)
   at Unify.Connectors.LifeUserConnector.SaveEntities(IEnumerable`1 entities, Action`4 preSaveAction, Action`1 responseAction, IDictionary`2 matchingEntities)
   at Unify.Connectors.LifeUserConnector.SaveEntities(IEnumerable`1 entities)
   at Unify.Framework.ConnectorToWritingConnectorBridge.SaveEntities(IEnumerable`1 entities)
   at Unify.Framework.EventNotifierWritingConnectorDecorator.SaveEntities(IEnumerable`1 entities)
   at Unify.Framework.Adapter.SaveEntities(IEnumerable`1 entities, Boolean reflect)
   at Unify.Framework.Adapter.SaveEntity(IAdapterEntity entity, Boolean reflect)
   at Unify.Framework.CompositeAdapter.SaveEntity(IAdapterEntity entity)
   at Unify.Framework.AdapterNotifierDecorator.SaveEntity(IAdapterEntity entityToSave)
   at Unify.Framework.LDIFAdapter.ExportAdapterEntity(IAdapterEntity adapterEntity, Guid adapterId)
   at Unify.Framework.LDIFAdapterServiceHostDecorator.ExportAdapterEntity(IAdapterEntity adapterEntity, Guid adapterId)
   at SyncInvokeExportAdapterEntity(Object , Object[] , Object[] )
   at System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
   at System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
   at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
   at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage4(MessageRpc& rpc)
   at System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)",Normal