Bad Magic - unable to open database

Simply run from the command-line (it’s a training instance).

docker run --name dgraph --rm -it -p 8080:8080 -p 9080:9080 -p 8000:8000 -v $(pwd)/dgraph:/dgraph dgraph/standalone:latest

Docker version: 19.03.13
MacOS: 10.14.6, MacPro 32GiB RAM