3816745 - Why does the system ask to update my bank account even though I used my corporate card as a payment type

Admin is asking when the users are trying to submit a report it asks for their Bank information even though the payment type that they're using is their corporate card.
Red exceptions showing "Your Bank Account for reimbursement has not been set up yet. Please contact the administrator for further instructions. ":

Admin wanted to know why their users are being ask to update their bank account even though the users are using their corporate card as payment type , KBA , CON-CA-ADM , Administration , Problem