12-02-2019, 04:39 AM
Etcher (tool I was using to flash SD card with Android image) also complained about missing /boot partition (probably same reason - no known GPT or MBR table). But I had no troubles to boot Android with such SD card.
Did you flash/modify your eMMC (u-boot) somehow?
Did you flash/modify your eMMC (u-boot) somehow?