Sm-j500h super imei write faild

HI
sm-j500h imei is null
wr default efs is ok but super imei not write with bst

Scanning devices … 1 found
dev[1]
Manufactory: SAMSUNG
Model: SM-J500H
Hardware: QCOM
Mode: normal

Checking environment …
System Info
Display ID: LMY48B
System Ver: 5.1.1 REL
API Level: 22
Incremental: J500HXXU1AOI1
Model: SM-J500H
Brand: samsung
Device: j53g
Platform: msm8916
Language: en
Rigion: GB

Device Info
SerialNumber: b49d9b3f
Hardware: qcom
Model: j53g
PDA Version: J500HXXU1AOI1
Phone Version: J500HXXU1AOI1
Bootloader ver: J500HXXU1AOI1
Ril HW ID:MP 0.400
Sales Code: AFR
Model ID:
Get Bluetooth info failed
WiFi MAC: 00:12:36:bb:3b:f2
WiFi interface:
WiFi state: INACTIVE
Root Access: ROOTED

Time used : 2.1 s

when connect to uart cable and write super imei show this error
CANT CONNECT TO DEVICE, PLEASE CHEK THE CABLE CONNECTION
COMMUNICATION FAILD

bst team please help