HTC ONE SV Bricked cant reload bootloader

Hi,

Please can someone help me with an K2#ul_C9, it is bricked and stuck on bootloop. I can access bootloader but i cant reboot-bootloader from fastboot or even from the phone, and cant get to recovery. When i send Reboot Bootloader is restarts on bootloop.

version: 0.5
version-bootloader: 2.21.0000
version-baseband: 1.18.40a.00.05
version-cpld: None
version-microp: None
version-main: 3.14.707.1
version-misc: PVT SHIP S-ON
serialno: ++++++++++
imei: +++++++++
meid:
product: k2_ul
platform: HBOOT-8930
modelid: PL8015000
cidnum: HTC__044
battery-status: good
battery-voltage: 3816mV
partition-layout: Generic
security: on
build-mode: SHIP
boot-mode: FASTBOOT
commitno-bootloader: dirty-2bb255c2
hbootpreupdate: 11
gencheckpt: 0

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