always get error wit laelo tool
 

i always get error when trying to unlock any phone
[No error info provided by server!]
what does this error mean?

Your credits balance is : 6

Phone info:
~~~~~~~~~~~
Android version: 9
Android security patch: 2019-10-01
Manufacturer: samsung
Model: SM-S260DL
RIL version: Samsung RIL v4.0
RIL serial: RF8M50EWP7J
Phone HW: samsungexynos7570
Phone version: S260DLUDU3BSI5
Modem HW: SHANNON305
Modem version: S260DLUDU3BSI5
CSC: S260DLTFN3BSI5
SIM card: SIM_SERVICE_PROVIDER_LOCKED
Country: USA
Sales code: TFO
KNOX warranty void: 0
IMEI: 353689105184413

Adjusting DebugLevel OK
USB mode setup OK
Contacting server...
ERROR - SERVER AUTH FAILED! [No error info provided by server!]

Hi,
It looks like you are using wrong username/password.
What is the Username ?

may require more than 6 credits to unlock