System::SharedPtr<Project> project = System::MakeObject<Project>(dataDir + u"project.xml");
    
// Specify xml save options
System::SharedPtr<PrimaveraXmlSaveOptions> options = System::MakeObject<PrimaveraXmlSaveOptions>();
options->set_SaveRootTask(false);
project->Save(u"UsingPrimaveraXMLSaveOptions_out.xml", options);