How can I make a valid ID for Onramp Course ?

I tried many times to make a valid ID for Onramp course but it's wrong, I used a letter to start and contain between 6 to 16 characters. Help me how to get A valid ID ?

[ILoveML]

Having the same issue and looking for a resolution. Thanks!

Answer 1

[Jose]

_I tried many times to make a valid ID for Onramp course but it's wrong, I used a letter to start and contain between 6 to 16 characters. Help me how to get A valid ID ?_

Me too!!! is crazy, did someone solve it?