em flash bằng usb trên mx box nó báo lỗi:Using device: Nokia 2700 classic USB Phonet
Connection status: UHCI:HUB:USB 2.00 Full-speed
Error opening !
Last error: The operation completed successfully (code: 0)
Nokia 2700 classic USB Phonet disconnected.
mong ace chy giáo gium em cấy