same thing with me... i desoldered emmc and wrote via easy jtag... that was the only way i found... looks like new security type, cant write <RF related partitons
Pasar la copia de seguridad original con AndroidWinTool o CPIDTOOL en eng firmware pasar el backup NV en puerto ETS, ADB y DONE
O si no, cualquier backup y luego Repair Patch BL Lock