Cannot buy software, buying issue

I tried to pay with a debit/credit card, i live in united states,Ca, LA
is it because im sending in U.S $?
It is not allowing me to pay!!!!
what can i do to solve this problem?
thank you

[quote='Boring' pid='9762' dateline='1404365160']
Elaborate, show/say what the error is.
[/quote]

it says , this type of credit card or debit card cannot be used for this payment, please try a different one , i tried like 3 different cards

nvm i got it now