LG M250N frp error. Hlp me!

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LG M250N frp error. Hlp me!

Start flashing.
Start reset FRP...
Laf Protocol: 01000005
Model name: LG-M250n
Software verion: M25013c
Android verion: 7.0
Target operator: GLOBAL
Target country: COM
Chipset: mt6750
IMEI1: 354945089100323
IMEI2: 350305260000001
Detecting write method...
Init write method... fail
Init misc method... fail
Init sign method...
Execute sign method... done
Checking sign method... done
Init EXT4 ... done
Resetting frp...
Laf flash error: command error
Reset error.
Elapsed: 71 secs. --> (v9.52)