The start position of keyfile and certfile must align in \certs_config.yaml

An extension of the earlier error 

Traefik Error log:

time="2021-09-25T23:17:17Z" level=info msg="Configuration loaded from flags."

time="2021-09-25T23:17:17Z" level=error msg="Cannot start the provider *file.Provider: C:\\etc\\traefik\\config\\dynamic\\certs_config.yaml: yaml: line 3: did not find expected '-' indicator"

Cause:

Fix: Both keyfile and certfile lines must have the same vertical spacing:

docker-compose down

and then 

docker-compose up -d