The new container may fail to start if the image is changed, and settings from the previous container aren't compatible. Common causes include entrypoint, cmd or other settings set by an image.

Image configuration
The Docker registry for the {{ config.Image }} image is not registered inside Portainer, you will not be able to create a container. Please register that registry first.
Webhooks
Network ports configuration
publish a new network port
host
container
Deployment
Actions
{{ state.formValidationError }}