I’ve just installed android to eMMC to my KHADAS VIM3 and tried to install CoreELEC-Amlogic-ng.arm-20.0-Nexus to eMMC for dual. eMMC boot.
When SSH to CoreELEC i have the following…, could You help me out what am I doing wrong?
CoreELECvim3:~ # ceemmc Starting CoreELEC eMMC installation tool... eMMC size: 0x000747c00000 [32GB] No CoreELEC installation found on eMMC Install in dual boot mode, CoreELEC and Android on eMMC Use CoreELEC data from  current used SD or USB device  existing backup on current used SD or USB device Install in single boot mode, only CoreELEC on eMMC Use CoreELEC data from  current used SD or USB device  existing backup on current used SD or USB device Please choose one option? [1/2/3/4]: 1 Free space of 'partition CE_FLASH': 512MB Free space of 'partition CE_STORAGE': 24126MB Used space of '/flash': 242MB Used space of '/storage': 7MB There is enough free space on eMMC for installation! Install CoreELEC on eMMC. Continue? [y]: y Error dtb magic: ! Could not remove node '/partitions' from dtb0! Failed to write the new partition table to eMMC!