Every user of Facebook has a profile link from which he/she is recognized. Profile link is regarded as the identity of the users.
Facebook account have unique facebook user profile and its link is created along with uniquie user id, this is facebook profile link. If user has spesified a username then the facebook profile link contains username instead of id.
Facebook account have unique facebook user profile and its link is created along with uniquie user id, this is facebook profile link. If user has spesified a username then the facebook profile link contains username instead of id.
The first user on WikiAnswers was Chris Whitten, the site's founder.(See the Related link to Chris's profile.)
Default user
a mandatory A local user profile is stored on the computer to which the user logs on.
The user profile name identifies the user to the server. This user profile name is also known as the user ID. It is the name the user types in the User prompt on the Sign On display.
a user profile that prevents the user from logging on if the mandatory profile is unavailable
This could be a glitch, or it could be that someone has removed their profile and FB system hasn't updated the user profile directory yet to acknowledge the change. I had instances where both a direct link to a user profile, one with an ID number, displays this message when accessing it, and will also display the same message when using a Browse by Name link that uses a First.last formatted URL for the same user.
You can recommend a user by going to their profile, and clicking on the Recommend link in the right sidebar.
registry
A user with an ID does not have a profile. He is a "guest" who does not have an account on WikiAnswers.
On the right side of the user profile you will see a "Add as friend" button Click to add as a friend.