Unable to download agent.
Please ensure the proxy within the on-prem instances YAML file has not been setup and that the proxy lets traffic through. You can check this by looking at the "butler" logs in debug mode on the instance and you will see errors such as the below...
"Caused by: java.util.concurrent.CompletionException: java.net.SocketTimeoutException: connect timed out"
How to resolve
You will need to make sure the proxy info is added into the YAML file, if it is already included then please talk with your networking team to ensure connectivity to: https://repo-public.instana.io