Why my Moto action is stuck at screen Moto one .failed to fix motosoft

My phone won't start, just stuck at screen Moto one, already use app repair from Motorola but they are giving error and don't complete, stuck at 38% and then come the error: bootloader Failed to erase partition/ failed to flash partition bootloader _a . Any options like recovery, or format works at boot screen . Android 10 .