Can't build for iOS - "Unable to add new certificate to your account (maximum number reached)"

Having some issues building for iOS - it seems to validate credentials but then fails. It mentions “Unable to add new certificate to your account (maximum number reached). Please delete one of your certificates or upload an existing one.” so I revoked all the certificates in my iOS developer panel (Sign In - Apple) but still hit the same issue when trying to build - any ideas?

[exp] Making sure project is set up correctly...
[exp] Your project looks good!
[exp] Checking if current build exists...

[exp] No currently active or previous builds for this project.
[exp] Checking for existing Apple credentials...

We need your Apple ID/password to manage certificates and provisioning profiles from your Apple Developer account.
? What's your Apple ID?
? Password?
? What is your Apple Team ID (you can find that on this page: https://developer.apple.com/account/#/membership)?
[exp] Validating Apple credentials...
[exp] Credentials valid.

? Do you already have a distribution certificate you'd like us to use,
or do you want us to manage your certificates for you? true
[exp] Generating distribution certificate...
[exp] Error validating credentials. You may need to clear them (with `-c`) and try again.
[exp] Unable to fetch distribution certificate. Request ID 335925e0-b2b3-11e7-b13c-396d0b9b5d65, message: Unable to add new certificate to your account (maximum number reached). Please delete one of your certificates or upload an existing one.```

Are you on the right Apple developer team / admin for that team?