j710 write cert file fail

[japunlock]

Waiting ADB device... Ok
Reading phone info...
Model: SM-J710MN
Android version: 6.0.1
Product code: SM-J710MZWNBVO
Phone version: J710MNUBU1APE5
PDA version: J710MNUBU1APE1
CSC version: J710MNUUB1APE3
CSC country code: Bolivia
CSC sales code: BVO
HW version: MP 0.300
Phone SN: RF8H62YD7RV
Chip name: EXYNOS7870
Modem board: SHANNON315
RF cal date: 20160628
IMEI:
Checking Super user right... true
Reading NV data... Ok
Checking NV data... Ok
Initialization zTool... Ok
Running zTool, please wait...
Start... Ok
Initialization... Ok
Generate and check client proof... Ok
Verify proof by client... Ok
Reading data from phone... Ok
Modem board: SHANNON315
Calculating... Ok
HWID: 0F 00 00 00 00 00 00 00 00 00 00 00 1C B8 E4 5D
Initialization AT RIL...
AT RIL stopped, restarting... Ok
Checking for compatible phone and cert
Phone KEY ID: 0740
Checking certificate file... error
Incorrect IMEI signature

Done with Samsung Tool PRO v.27.3

i have many ceerts read from other phones even from the same phone but i always get the same error

[patytapatyta]

please add cert please add cert please add cert

[anacondis]

is bug on 27.3 version
repair imei and patch cert work in j700m 6.0.1