multiplayer joystick error

[ahmed1986]

when i play tekken 6 in network mode some time player 2 joystick work automatically.this is mostly with joypad player left or down button pressed automatically.i am using ppsspp ad hoc on windows 10 with Generic USB joysticks in setting i setup pad1 and pad2 accordingly rest of game working fine only joy pad create problem when playing.my ppsspp version are as below
1-v1.0.1-463 adhoclocal-chatsimple
2-ppsspp v1.3
please let me know how to solve this problem