unlock HTC one M8 Fail

Following the instruction
save the operation to SD card
insert the sd card to SD card tray

go to simlock
then
SD init OK
Open MCCMNC file fail
Open CID file fail
Open IMEI file fail
Open atsdeb file fail
Open SF file fail
Open Name file fail
Process done, Reboot device?
<vol up> Yes

What is the problem?