Detect credit but phone still lock to the carrier

[celltechrockymount]

Detect credit but phone still lock to the carrier

log here
Start Exynos Unlock Phone Task on 6/5/2020 11:50:14 AM -04:00
Balance: 41 Credit(s)
ADBSN: 4200719C9B0F5645
MODEL NAME: SM-S260DL
DID: 06762D3BBAEC
BOOTLOADER: S260DLUDU1ASC7
PDA VERSION: S260DLUDU1ASC7
MODEM VERSION: S260DLUDU1ASC7
CSC VERSION: S260DLUDU1ASC7
MODEM BOARD: SHANNON305
ANDROID VERSION: 8.1.0
CARRIER: TFO
SALE COUNTRY: USA
CPU: SAMSUNGEXYNOS7570
SIM STATE: READY
SIM CONFIG: SS
USB CONFIG: ACM,DM,ADB
Warranty Bit: 0
Connecting to COM34 ......OK
Reading Device Info......OK
MODEL NAME: SM-S260DL
IMEI: 353689106104287
SN: RF8M624D4CV
UID: CE00719C9B0F56
SWVER: S260DLUDU1ASC7/S260DLUDU1ASC7/S260DLUDU1ASC7/S260DLTFN1ASC7
Restarting debug level high......OK
Waiting for device connect......OK
Initializing Applet......OK
Reading MODEM security info......
CARRIER LOCK: TFN
IMEI: 35368910610428
MSLADDR: RF8M624D4C
Security Status: PASS
Requesting access...... OK
Unlocking......OK
Restarting debug level low......OK
USE [01234567] OR [00000000] TO UNLOCK!
Unlock Successful!
Balance: 38 Credit(s)
Total time take: 00:02:39, finished on 6/5/2020 11:52:55 AM -04:00

Please refund my credit

Thanks

 

[celltechrockymount]

I did unlock 5 samsung J2 (SM-S260DL), 2 are working fine successfully unlocked but 3 are still locked to the carrier, tool are detect the credit for all 5 phone. I got Modem Crash and CP Crash error Message during unlocking. what should I Do?? Please Help