Hi The following is the gist of issues seen, namely 1. unable to saveenv 2. ubiattach issue. I am using NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit). Please help regards Nataraj barebox@Atmel at91sam9263-ek:/ eth0.serverip=192.168.0.110 barebox@Atmel at91sam9263-ek:/ eth0.ipaddr=192.168.0.105 barebox@Atmel at91sam9263-ek:/ saveenv saving environment could not open /dev/env0: Read-only file system barebox@Atmel at91sam9263-ek:/ printenv locals: ip=dhcp kernel_loc=tftp rootfs_loc=net rootfs_type=ubifs rootfsimage=root.ubifs kernelimage_type=uimage kernelimage=uImage nand_device=atmel_nand nand_parts=256k(barebox)ro,128k(bareboxenv),1536k(kernel),-(root) rootfs_mtdblock_nand=3 autoboot_timeout=3 bootargs=console=ttyS0,115200 PS1=\e[1;32mbarebox@\e[1;31m\h:\w\e[0m globals: PATH=/env/bin barebox@Atmel at91sam9263-ek:/ ubiattach dev/nand0.root UBI: attaching mtd0 to ubi0 UBI: physical eraseblock size: 131072 bytes (128 KiB) UBI: logical eraseblock size: 126976 bytes UBI: smallest flash I/O unit: 2048 UBI: VID header offset: 2048 (aligned 2048) UBI: data offset: 4096 UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB 0:0, read 64 bytes UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB 476:0, read 64 bytes UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB 489:0, read 64 bytes _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox