experts want ur help

i have a htc m8 stuck on recovery mode.downloaded some ruu but always failed.use correct r detailes plz guide me to correct fw for this model.
m8_ul_ca pvt ship s-off
Model : M8_UL_CA
IMEI : 358718053804139
Build :
CID : 11111111
HBoot :
MID : 0P6B10000
Security : OFF
Region : Super_CID
fastboot getvar all
(bootloader) version: 0.5
(bootloader) version-bootloader:
(bootloader) version-baseband: 1.29.214500021.12G
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main:
(bootloader) version-misc: PVT SHIP S-OFF
(bootloader) serialno: HT4AJWM01019
(bootloader) imei: 358718053804139
(bootloader) imei2: Not Support
(bootloader) meid: 00000000000000
(bootloader) product: m8_ul_ca
(bootloader) platform: hTCBmsm8974
(bootloader) modelid: 0P6B10000
(bootloader) cidnum: 11111111
(bootloader) battery-status: good
(bootloader) battery-voltage: 0mV
(bootloader) partition-layout: Generic
(bootloader) security: off
(bootloader) build-mode: SHIP
(bootloader) boot-mode: FASTBOOT
(bootloader) commitno-bootloader: 76df2b54
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
all: Done!
finished. total time: 0.094s