Silly question I guess but it is stopping me.
NvAPI_DRS_SaveSettings returns NVAPI_ERROR (-1)
Other functions work fine :
I am trying to enable NVIDIA on an Optimus machine from my code :
Same code as many others, and none have reported such an error.
Any ideas are most welcome.
Tested on Acer Aspire V3-571G, Windows 7 64bit.