Finally i think i will use other way i try 3 lg no success with gckey

Using Version...1.0.0.0062
Selected Model LG Android
Selected Task TMB Unlock(ADB)

Searching ADB device Please wait..
Device Detected...
SELinux := Enforcing
model:= LG-K330
LG TMB Unlocking Started...
SU Version..3.79:kinguser_s
Device is Secure Rooted..uid=0
Reading Please Wait..
Please Wait while...
fail to start loader2...
DBG...
DBG2...drwxrwxrwx shell shell 2019-01-31 14:22 .uranus root@m1:/ #

!!! Loader Start Fail !!!!

!!! Fail !!!!
Restart Phone if not auto...
Total Time Take...00:00:06

this error mean what ?