Helo.

A got a problem with my k750 and a needed to restore GDFS.
So I used a k750 generic one. The problem is, when I as restoring GDFS
setool2 v1.11 presents this in log file.

phone pre-boot failed,possible RECOVERY needed.
Elapsed:31 secs.
I tried to flash a new Firmware, but I got Stuck on that error.

How can I solve this problem?
Could you guys, please, help me.

Sorry if I worte something wrong or posted on a wrong Thread.
I'm a non english speaker.

Thanks to all