Ch6-Page 219 | Section 6.11.2 | Git Bash on Windows | Error occurred in request., InvalidSchema: No connection adapters were found for ...

[tpham210]

Azure/azure-cli#16317

https://github.com/Azure/azure-cli/blob/dev/doc/use_cli_with_git_bash.md#auto-translation-of-resource-ids

Try:
MSYS_NO_PATHCONV=1 az ad sp create-for-rbac --role="Contributor" --scopes="/subscriptions/<subscription-id>"

[ashleydavis]

Thanks for letting me know.