HTC One mini 2 bootloop

Hello, i have one htc one mini 2 who is in bootloop, i try to flash it , i use the same radio version, but receive this:

Starting flash process...
target rom version: 2.19.206.2
found large-zip header, file count: 7
processing file 1/7...
sending 'zip' (43266 KB)...
OKAY [ 2.938s]
writing 'zip'...
(bootloader) adopting the signature contained in this image...
(bootloader) signature checking...
FAILED (remote: 12 signature verify fail)
finished. total time: 7.016s
Flash process completed.
Flash not successfull, reboot will not be done
Reading IMEI1 information
... (bootloader) imei: 351574062503692
OKAY
Execution time is 15(ms)
Reading IMEI2 information
... (bootloader) readimei2: Not Support
OKAY
Execution time is 0(ms)
Reading secure flag information
... (bootloader) secure_flag: 3
OKAY
Execution time is 15(ms)
Reading serial number information
... (bootloader) [ERR] Command error !!!
OKAY
Execution time is 0(ms)
Read information completed.

Is there a hardware problem or i do something wrong? the phone are in RUU mode

this are info from phone


Reading information...
Using Fastboot mode...
Reading common information
(bootloader) version: 0.5
(bootloader) version-bootloader: 3.19.0.0000
(bootloader) version-baseband: 1.101.1102.19.1017
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main: 2.19.401.2
(bootloader) version-misc: PVT SHIP S-ON
(bootloader) serialno: SH4BKWR00325
(bootloader) imei: 351574062503692
(bootloader) imei2: Not Support
(bootloader) meid: 00000000000000
(bootloader) product: mem_ul
(bootloader) platform: hTCBmsm8226
(bootloader) modelid: 0P8B20000
(bootloader) cidnum: HTC__203
(bootloader) battery-status: good
(bootloader) battery-voltage: 0mV
(bootloader) partition-layout: Generic
(bootloader) security: on
(bootloader) build-mode: SHIP
(bootloader) boot-mode: RUU
(bootloader) commitno-bootloader: be7179e5
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
all: Done!
Execution time is 31(ms)
Reading CID information
... (bootloader) cid: HTC__203
OKAY
Execution time is 15(ms)
Reading MEID information
... (bootloader) meid: 00000000000000
OKAY
Execution time is 15(ms)
Reading IMEI1 information
... (bootloader) imei: 351574062503692
OKAY
Execution time is 0(ms)
Reading IMEI2 information
... (bootloader) readimei2: Not Support
OKAY
Execution time is 15(ms)
Reading secure flag information
... (bootloader) secure_flag: 3
OKAY
Execution time is 0(ms)
Reading serial number information
... (bootloader) [ERR] Command error !!!
OKAY
Execution time is 15(ms)
Read information completed.