Docker compose image error

[sOm2y]

docker-compose -f sawtooth-erc20.yaml up

Pulling sawtooth-metrics (sawtooth-metrics:latest)...
ERROR: The image for the service you're trying to recreate has been removed. If you continue, volume data could be lost. Consider backing up your data before continuing.

It seems this image no longer available, can you help?

[Kamaleswarim-hexaware]

make network_start

sawtooth-metrics - sucessfully downloaded

Successfully tagged sawooth-metrics-dashboard:latest
docker-compose -f ./sawtooth-erc20.yaml up --force-recreate
Creating network "erc20chain" with the default driver
Pulling validator (sawtooth-validator:latest)...
ERROR: pull access denied for sawtooth-validator, repository does not exist or may require 'docker login'
Makefile:9: recipe for target 'network_up' failed
make: *** [network_up] Error 1

It seems sawtooth-validator, repository not found, can you help?