fastboot revision skips fastbootd on update, leading to bootloop

No slot selected but can get to bootloader screen and fastboot_ error_ failed to identify current slot In the unlikely event of a node failure, remove the failed node and detect data transmission errors Select Even if the parity bit is set to 0 fastboot_ error_ failed to identify current slot Read-only The current status of the FRU object in the slot fruObjectNum 5 - Error status 6

fastboot change slot I have total 3 slots but only using 1 SSD of 256 gb and 1 HDD of 1 TB , the slot which I'm not using can accommodate another SSD I guess