instant momey poor dysfunctional service

on the 7th of august 2015 i sent myself a r2000 voucher from my account but to be met by an error when tying to withdraw the cash from an atm . when i tried the third time it was no longer an error but a message to tell me that the voucher has been used..logged a call ***...how long should 1 wait to get issues like this sorted when i have serious emergency matters to attend with the money