Description of problem: Error message while installing OCP 4.0 with cluster name vicky4.0 ~~~ ERROR Error: module.vpc.aws_lb.api_external: only alphanumeric characters and hyphens allowed in "name": "vicky4.0-ext" ~~~ if we type any special character to the installer for creating install-config it show's "-" or "." is allowed. But in aws environment, it's creating module.vpc.aws_lb.api_external which allows only "-" Custer name help: ???? The name of the cluster. This will be used when generating sub-domains. X Sorry, your reply was invalid: a DNS-1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*') ? Cluster Name [? for help]
*** This bug has been marked as a duplicate of bug 1666956 ***