Troubleshoot a unique digital code

hudax1 SG

Dear C\omputerist.

Tried to troubleshoo for me okay. I can't add a unique digital email thru Windows Live Messenger. It seems it is unique. Anyways to help me out? Tries to save it, but can't. So how?

Regards Hudax

ndmmxiaomayi SG

I don't get you?

Isn't email digital?

Isn't ID unique?

How unique can unique get?

Confused