Okay i need your help nando please!!! i really need your help, ive searched everywhere and i dont know why it wont work. Specs: Lenovo x220t 16gb ram 320gb hdd dedicated intel hd 3000 Nvidia Geforce GTX 660 and an external lcd ive solved every error except the error 43, ive done everything. i bought setup and i ran it like u showed in the youtube video, and nothing works ive tried everything everyone on this thread and the old one has done, i just cant get rid of error 43. also how does my external lcd begin to show my desktop if its connected to my grahpics card? because atm its connected to my graphics card and the screen just remains black and off, also everything is connected fine etc. the setup works just fine it just wont get rid of error 43 and i need to fix this please!!!