Payment is not available, services and says to pay again

Hi Hyowon,

We're sorry for any inconvenience caused.
Would you be so kind as to elaborate your exact concern & share us more details?
Thanks!

As the title.
I button up, do you make your payment and settlement and inspection performance problems.
So I made a payment, but still make your payment, at that window open.
Or other error has been charged I don't know what's going if so, your payment system is very wrong.

Hi Hyowon,

We're sorry for any inconvenience caused.
Would you be so kind as to elaborate your exact concern & share us more details?
Thanks!