problems using 2 pads at same time in SMASH

[hunter6th]

hi to all,please i want to know why when i use 2 pads in super smash bros, the emulator stops and dont do anything, i have that close it using the task manager, please if anyone can help me.


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i'm using:
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pad1 : AVATEC model:A130
pad2 : AVATEC model:A135

dolphin ver. : version 3089
ram : 2Gb
M.B. : intel dp35dp
video : Nvidia 8600gt