View the original community article here
Last tested: Sep 14, 2020
This message usually means that the Looker user lacks the
deploy permission on this model.
If it's an Admin user with all permissions, this indicates a permission problem on the repo side. Run the git connection test to validate if this is the case. If so, try resetting the Git connection and making sure to give the deploy key write access, or if using HTTPS, make sure the credentials used have access.