Reply to help on the new setup

Hello all just bought the macbook air.....
So trying to setup with my terminal mix 4 and virtual dj pro or traktor 2.5
In vdj controller stops responding after 3 or 4 minutes
On traktor the mapping dosent have the cue and effects configurate ......
Can any one please tell me the best setup for Mac air i5 4gb ram os lion + terminal mix4 + any software that works......
Thanks