LS993 8.0 unlock failed

Checking data...OK
Platform: LG Qualcomm
Selected port: COM38
Selected model: LS993
Reading info...
IMEI: 35514XXXXXXXXX
Android version: 8.0.0
Battery level: 69%
SW Version: LS993ZVC
Mode: Emergency
Initializing flash...OK
SW version: LS993ZVC_12
Android version: 8.0.0
LAF Version: 1.1
Product ID: PT03S170412001050
IMEI: 355140-08-155866-5
Target operator: SPR
Hardware: rev_10
Unlock operation is currently not supported for your phone's firmware.
Reading partitions...OK
Reading Carrier...OK
Unlocking...OK
Writing Carrier...
LAF Error: 80000121.
Trying second method...Failed!
LAF Error: 80000118.
Performed by 2.8.8 Software version.