m7 wls imei and baseband unkown need help…

Reading information…
Using Fastboot mode…
Reading common information
(bootloader) version: 0.5
(bootloader) version-bootloader: 1.61.0000
(bootloader) version-baseband:
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main: 6.24.563.2
(bootloader) version-misc: PVT SHIP S-OFF
(bootloader) serialno: FA33ZS903992
(bootloader) imei: 990001465125425
(bootloader) meid: 99000146512542
(bootloader) product: m7_wls
(bootloader) platform: HBOOT-8064
(bootloader) modelid: PN0720000
(bootloader) cidnum: 11111111
(bootloader) battery-status: good
(bootloader) battery-voltage: 4145mV
(bootloader) partition-layout: Generic
(bootloader) security: off
(bootloader) build-mode: SHIP
(bootloader) boot-mode: FASTBOOT
(bootloader) commitno-bootloader: dirty-0e2a13e5
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
Execution time is 63(ms)
all: Done!
8064 detected, reading IMEI2 …
… (bootloader) [ERR] Command error !!!
Execution time is 14(ms)
Reading secure flag information
… (bootloader) secure_flag: 0
Execution time is 13(ms)
Reading CID information
… (bootloader) cid: 11111111
Execution time is 12(ms)
Reading MEID information
… (bootloader) meid: 99000146512542
Execution time is 13(ms)
Read information completed.

in log it show imei and baseband but on phnoe its unknown imei and unknown baseband i tried to downgrade but after i downgrade hboot to 1.44 and flash with version 4.1.2 always restart at htc and i flash with this firmware from support PN07IMG_M7_WL_JB_50_SPCS_Sprint_WWE_1.29.651.7_Rad io_1.00.20.0315_NV_3.16_003_release_312285_signed_ 2_4.zip

phone turn on with version 4.1.2 and after that restart , i also flash with custom rom ViperOne+9.0.0-fix.zip phone worked good and imei show 9900… but no network x show when i insert simcard show xxx on network and also imei become blank, i also tried to unlock helper apk and method for sprint phone for unlock but failed, i am now at 5.0.2 offical cant downgrade cant unlock to work with gsm network,imei and baseband unknown, i really need help , phone first came to me at bootloop restart at htc one…..