cekubalim

This is related with your sd cards file system size. Please check your sd card partitioning. It is probably related with the size for armbian is too less, so there is no more room to write. or sd card might be read only. To make it work, if you are on a linux environment : sudo hdparm -r0 /dev/<your card file here> for disabling read only, and you can use discs application on ubuntu to check the partitioning.