Giants officials have indicated they would like to get Brown ready to play by the third preseason game.
"Dan wanted to put up a wall to block that view of the practice field," recalled a former Giants official.
A Giants official said the team had no comment.
On Friday, he mentioned the mistake to a Giants official.
That has never before been acknowledged by any Giants official.
Some Giants officials suggested late today that a tight end would most likely be chosen with their final pick in the seventh round.
Giants officials, who had no comment, have held the event before a game each year since 1993.
Privately, Giants officials think there might be some minor disk irritation, something he has had before.
"The guy was driving us nuts all week telling us to get him ready to play," said a Giants official.
Dixon has frequently been a minor disciplinary problem this season, a Giants official said.