GT-N7100 Screen lock

I have this error

Platform: Samsung Android
Selected port: COM70
Selected model: GT-N7100
Searching for a phone. Please wait…
Found modem port on COM70
Detected phone model: GT-N7100
HW Version: GT-N7100RWDITV
Phone IMEI: 456829-05-*******
Preparing phone..
Initializing M-OBEX protocol…
Resetting Screen Lock…
Reset Screen Lock failed! (exit with error code: 0x000000A0)