Schema key field not present for fields updated by connector during insert.

System.NullReferenceException: Object reference not set to an instance of an object.
   at Unify.Framework.ArrayEqualityComparer`1.GetHashCode(T[] obj) in S:\hg\Framework\Core\v3.0.4\Source\Collections\Unify.Framework.Collections\Comparers\ArrayEqualityComparer.cs:line 65
   at Unify.Framework.MultiKeyValue.GetHashCode() in S:\hg\Framework\Core\v3.0.4\Source\Entity\Unify.Framework.Entity.Interfaces\MultiKeyValue.cs:line 98
   at System.Collections.Generic.GenericEqualityComparer`1.GetHashCode(T obj)
   at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
   at System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value)
   at System.Linq.Enumerable.ToDictionary[TSource,TKey,TElement](IEnumerable`1 source, Func`2 keySelector, Func`2 elementSelector, IEqualityComparer`1 comparer)
   at System.Linq.Enumerable.ToDictionary[TSource,TKey,TElement](IEnumerable`1 source, Func`2 keySelector, Func`2 elementSelector)
   at Unify.Repository.EntityRepositoryExtensions.ConvertConnectorEntitiesWithRepositoryEntities(IEnumerable`1 connectorEntities, IMultiKey`1 schemaKey, IQueryable`1 sourceEntities, Guid connectorId, IEnumerable`1 originalEntities) in C:\hg\Framework\Core\Master\Source\Entity\Unify.Repository.Entity\EntityRepositoryExtensions.cs:line 94
   at Unify.Framework.Adapter.SaveEntities(IEnumerable`1 entities, Boolean reflect) in S:\hg\Framework\Core\v3.0.4\Source\Adapter\Unify.Framework.Adapter\Adapter.cs:line 463
   at Unify.Framework.Adapter.SaveEntity(IAdapterEntity entity, Boolean reflect) in S:\hg\Framework\Core\v3.0.4\Source\Adapter\Unify.Framework.Adapter\Adapter.cs:line 387
   at Unify.Framework.CompositeAdapter.SaveEntity(IAdapterEntity entity) in S:\hg\Framework\Core\v3.0.4\Source\Adapter\Unify.Framework.Adapter\CompositeAdapter.cs:line 215
   at Unify.Framework.AdapterNotifierDecorator.SaveEntity(IAdapterEntity entityToSave) in S:\hg\Framework\Core\v3.0.4\Source\Adapter\Unify.Framework.Adapter\AdapterNotifierDecorator.cs:line 200
   at Unify.Framework.LDIFAdapter.ExportAdapterEntity(IAdapterEntity adapterEntity, Guid adapterId) in S:\hg\Framework\Core\v3.0.4\Source\Adapter\Unify.Framework.Adapter.Remoting\LDIFAdapter.cs:line 118
   at Unify.Framework.LDIFAdapterServiceHostDecorator.ExportAdapterEntity(IAdapterEntity adapterEntity, Guid adapterId) in S:\hg\Framework\Identity Broker\v3.0\Source\Unify.Framework.ConnectEngine\LDIFAdapterServiceHostDecorator.cs:line 69
   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