Serialization all level

Hi! I want to add save/load system in my game.

I wrote code C++ serialization. Saving to file is correct. But loading and setting parameters in actor is not work.

It is my code.



// Save
void ASaveSystem::SaveAll_Implementation(AActor* Object)
{
    if (GEngine)
        GEngine->AddOnScreenDebugMessage(-1, 15.0f, FColor::Red, TEXT("Save"));

    TArray<uint8> ObjectData;

    FMemoryWriter MemoryWriter(ObjectData, true);
    FObjectAndNameAsStringProxyArchive Ar(MemoryWriter, false);
    //Ar.ArIsSaveGame = true; //Set achive is savegame
    Ar.ArNoDelta = true;
    Object->Serialize(Ar);

    FString SavePath = FPaths::GameSavedDir() + FString("SaveGames/") + "mysavefile.save";
    FFileHelper::SaveArrayToFile(ObjectData, *SavePath);


}

// Load
void ASaveSystem::LoadAll_Implementation(AActor* Object)
{
    if (GEngine)
        GEngine->AddOnScreenDebugMessage(-1, 15.0f, FColor::Green, TEXT("Load"));

    TArray<uint8> ObjectData;

    FString SavePath = FPaths::GameSavedDir() + FString("SaveGames/") + "mysavefile.save";
    FFileHelper::LoadFileToArray(ObjectData, *SavePath);

    FMemoryReader MemoryReader(ObjectData, true);
    FObjectAndNameAsStringProxyArchive Ar(MemoryReader, false);
    //Ar.ArIsSaveGame = true; //Set achive is savegame
    Ar.ArNoDelta = true;
    Object->Serialize(Ar);

}


What happend? Please people, help me.