unlock w395 2016 how look inside

RUNNING S1_EROM VER "R7A024"

EROM_AID : 0001
LOADER_AID : 0004
SW_AID : 0001
CUST_AID : 0001
SIM_LOCK_AID : 0001

SIMLOCK STATE: "NOT TAMPERED"
DEVICE ID: 0901D025268D034E0000000079F00000
FLASH ID: "00EC/220C"
LOADER VERSION: "R3B004"

PHONE IMEI : 35902403659564
Checking for signature …
Waiting for calculation process …
remote dongle not available
signature calculation not done,err: 144
Unlock FAILED
Elapsed: 14 secs.
i do have credits why ?server down ? or what happend