Để khắc phục điều này, sử dụng phương pháp , mà sẽ tạo một bản sao (sâu khi tham số thứ hai là đúng, hoặc cạn, khi tham số thứ hai là sai) của nút bạn đang mang trên XmlDocument mới. Ví dụ, khi bạn thêm các thông tin vận chuyển như vậy: | You can see the series of events in the project in the output. The point at which the Developer has had enough is highlighted Added CTO to the project. Added Director to the project. Added Project Manager to the project. Added Product Manager to the project. Added Test Engineer to the project. Added Technical Communications Professional to the project. Added Operations Staff to the project. Added Support Staff to the project. Task 6267 for CTO was added to developer Task 6267 for CTO status was reported. Task 6267 for CTO priority was increased to 1 for developer CTO intervened and changed priority for task 6267 for CTO Task 6267 for Director was added to developer Task 6267 for Director status was reported. Task 6267 for Director priority was increased to 1 for developer Director intervened and changed priority for task 6267 for Director Task 6267 for Project Manager was added to developer Task 6267 for Project Manager status was reported. Task 6267 for Project Manager priority was increased to 1 for developer Project Manager intervened and changed priority for task 6267 for Project Manager Task 6267 for Product Manager was added to developer Task 6267 for Product Manager status was reported. Task 6267 for Technical Communications Professional was added to developer Task 6267 for Technical Communications Professional status was reported. Task 6267 for Operations Staff was added to developer Task 6267 for Operations Staff status was reported. Task 6267 for Support Staff was added to developer Task 6267 for Support Staff status was reported. Task 6267 for Test Engineer was added to developer Task 5368 for CTO was added to developer Task 5368 for Director was added to developer Task 5368 for Project Manager was added to developer Task 6153 for Product Manager was added to developer Task 913 for Test Engineer was added to developer Task 6153 for Technical Communications Professional was added to developer Task 6153 for Operations Staff was added to developer Task 6153