My only suggestion is that the username you're trying to change it to is already in use, or is in a format that the forum doesnt like. Can't say for certain as the workings of the forum are such a mystery, but that would be my guess.
@SallyB started
"You will always be in our hearts and on our roads." - @Giro d'Italia on Michele Scarponi
@SallyB
My only suggestion is that the username you're trying to change it to is already in use, or is in a format that the forum doesnt like. Can't say for certain as the workings of the forum are such a mystery, but that would be my guess.