docker build throws error
voxl:/data/docker/roskinetic$ docker build -t roskinetic-xenial:base -f Dockerfile.xenial-base .
Sending build context to Docker daemon 8.704 kB Step 1 : FROM aarch64/ubuntu:xenial Pulling repository docker.io/aarch64/ubuntu
Solution
aarch64 is not found so i changed that docker build file with arm64v8 and its working for me
Edited by ABDUL JAWAD SUBAHAN