I have observed the same problem. My NanoPi-R1 - which interestingly identifies at a NEO on the boot UART console......
I do have a serial UART console. So have captured my findings. Albeit limited as verbosity isnt set high and the console log when booting the SD armbian image
Armbian_23.5.2_Nanopi-r1_bookworm_current_6.1.30_minimal.img.xz SHA: ea10d9a0940a516be9f627f4a943caf39f3c2f3d1e80afafc95f78c65e4d2d10
Written to a 8G Sandisk SD. Put into the SD slot and powered the unit on.
Console output gets to Starting Kernel ... and then the red LED light just blinks and blinks for a long time with no change.
Unit has DHCPd and I am able to ssh into it with the root defaults. Establish my new root passwd and setup a user account and locale details etc.
I then run the
nand-sata-install
Select the emmc and it takes about 2 minutes to copy over after all the warnings etc.
Armbian for NanoPi R1 install script, https://www.armbian.com
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lqqqqqqqqqqqqqqqqqqqqqqqqqqqeMMC installqqqqqqqqqqqqqqqqqqqqqqqqqqqqqk
x x
x All done. Power off x
x x
tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqu
x <Power off> < Exit > x
mqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqj
root@nanopi-r1:~#
Then the unit reboots and the console comes alive and displays.
U-Boot SPL 2022.07-armbian (Jun 06 2023 - 04:52:59 +0000)
DRAM: 1024 MiB
Trying to boot from MMC2
MMC Device 1 not found
spl: could not find mmc device 1. error: -19
SPL: failed to boot from all boot devices
### ERROR ### Please RESET the board ###
https://paste.armbian.com/ivopizatot