this app was working great but now no

[tachi]

hello, im just wondering why this app is not working as before , before it used to start 2 fans gpu and cpu fan but now i can only start my cpu fan i have no control over the gpu fan why is that plz someone tell me

my laptop is alienware m17
comes with 4710mq and 880m

and why does it say sensor warning: COMPAL EC: Alienware 17 ?