dear team cheek my problem

i am write s7 cert software says 🙁

Incorrect IMEI signature

here my log

Waiting ADB device… OK
Reading phone info…
Model: SM-G935F
Android version: 6.0.1
Product code: SM-G935FZDUXSG
Phone version: G935FXXU1APD1
PDA version: G935FXXU1APD1
CSC version: G935FOJV1APD1
CSC country code: UAE
CSC sales code: XSG
HW version: MP 0.801
Phone S/N: RF8H30HWRZV
Modem board: SHANNON335
RF cal date: 20160305
IMEI:
Checking Super user right… true
Initializating zTool… OK
Running zTool, please wait…
Start… OK
Init… OK
Generate and check client proof… OK
Verify proof by client… OK
Reading data… OK
Checking certificate file… error
Incorrect IMEI signature
Done with Samsung Tool PRO v.25.2