"invalid skaffold config" error with multi-node minikube cluster

1. create a multi-node minikube cluster using minikube start --nodes 2
2. run skaffold dev

Expected behavior

It should work as expected

Actual behavior

It failed with following message:

invalid skaffold config: getting minikube env: running [/usr/local/bin/minikube docker-env --shell none -p minikube]
 - stdout: "\n\n"
 - stderr: "X Exiting due to ENV_MULTINODE_CONFLICT: The docker-env command is incompatible with multi-node clusters. Use the 'registry' add-on: https://minikube.sigs.k8s.io/docs/handbook/registry/\n"
 - cause: exit status 81

Information

• Skaffold version: v1.20.0
• Operating system: CentOS 7
• Installed via: skaffold.dev

Steps to reproduce the behavior

1. a clonable repository with the sample skaffold project
2. minikube start --nodes 2
3. skaffold dev