In some games the Direction pad does not work

[zipperhead15]

in Fighting Vipers 2 , and Mortal Kombat Gold the direction pad ( on the left side of every Controlller to move up down left right ) does not work

it happens nothing if i press any direction ??

Why ??

 

[blurymind]

I have the same problem with Jet grind radio in the begining,when I try to make the big graphity.The down-pad doesnt respond.