Trouble signing into ATT locker

[capcom303]

Got a new 1020 today and this is my first windows phone. Can sign into the ATT locker account for some reason. Couldn't do it from the phone so I signed up online but I can sign in from the phone. It tells me the name is too long

 

[Laura Knotek]

Hi capcom303 and welcome to WPCentral.

Have you seen this thread? Perhaps you might find a solution there.