System::SharedPtr<Project> project = System::MakeObject<Project>(dataDir + u"ExtractEmbeddedObjects.mpp");
System::SharedPtr<OleObject> ole = project->get_OleObjects()->ToList()->idx_get(0);
    
// We have to check this property because it can be null if the embedded object was created inside the ms project application Or, alternatively, you can use this check: if (ole.FileFormat == "Package")
if (!System::String::IsNullOrEmpty(ole->get_FullPath()))
{
    {
        System::SharedPtr<System::IO::FileStream> fileStream = System::MakeObject<System::IO::FileStream>(dataDir, System::IO::FileMode::Create);
        // Clearing resources under 'using' statement
        System::Details::DisposeGuard<1> __dispose_guard_0({ fileStream});
        // ------------------------------------------
        
        try
        {
            fileStream->Write(ole->get_Content(), 0, ole->get_Content()->get_Length());
        }
        catch(...)
        {
            __dispose_guard_0.SetCurrentException(std::current_exception());
        }
    }
}