Minh dang dung O2s va cai HDH WM6. Da copy vao the nho, tao thu muc Progam File va chay file .reg . Song khi chay chuong trinh co loi nhu sau:
1. Phan nhac Viet: sau khi chon bai hat, lua chon "Hat" thi xuat hien thong bao "Khong the doc media file header"
2. Phan nhac Anh: Sau khi chon bai...