xtc2 clip not working (… FAILPERMISSION DENY)

I copied files desire 626s
when I try to write security
show this message

Sending oem writesecureflag 0
… FAILPERMISSION DENY (DECREASE_CYCLE_FAIL)
FAILED (remote: PERMISSION DENY (DECREASE_CYCLE_FAIL))
Execution time is 6(s)
Operation finished

I tried with 2 phones
I changed flex
I formated my xtyc2clip
I tried in diferent pcs
but same error
some help, please