For federal? For 2018? If so, look at the top of the actual 2106 for a hint as to why it is not carrying to Schedule A. If applicable, it now goes to Schedule 1 (much better than A).
That portion of the Schedule A went away. Gone. Kaput! Vanished!
It is time for the employee to go to the boss and negotiate a reimbursement, even if it is only partial.