BJTZ251 Invalid value. Value must be a valid name: up to eight alphanumeric characters (A-Z, #, $, @, 0-9). The first character must be alphabetic (A-Z, $, @, or #).

Explanation An invalid value was specified in a field. This field
requires a value that is eight characters long, consisting of alphanumeric
characters (A-Z, #, $, @, 0-9), and the first character must be alphabetic.

User response When you return to the panel, your cursor will be
positioned in the field with the invalid value. Specify an eight character
value of alphanumeric characters  (A-Z,a-z,0-9,@,#,$) in that field,
with an  alphabetic character first.   