You might get this error message while running Droplet or Volume Snapshots on DigitalOcean if your DigitalOcean account wasn't verified yet.
In this case, make sure to reach out to DigitalOcean to speed up the process.
More can be found here: https://docs.digitalocean.com/products/accounts/#:~:text=Account%20verification%20is%20automatic%20and,button%20on%20your%20billing%20page.