Nvidia control panel hangs then crashes when enabling SLI

StarCry

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I have been trying to enable SLI for my GTX 770s, my first time trying to set it up. After installing both cards and going into the Nvidia control panel to enable SLI it begins the process, the screen flashes a couple of times and then the display resolution drops, the process hangs and after a while of leaving it I get a message telling me that the control panel has stopped responding.

I have tested each card individually and they both work fine and have tried swapping them around on the motherboard as well as trying it on a few different drivers. I'm not sure what else to try at this point.

Setup:
i5 6600k
MSI Z170a Gaming Pro
Corsair Vengeance 2x8GB
Inno3D 770 4GB x2
Corsair CX750W (Replacing with an EVGA Supernova 850W very soon)
Windows 10 Professional

I also have a PCI wireless card, although I'm not sure whether that would affect anything.

Edit:
I tried using and older driver and enabling it whilst in native resolution and it worked!
 

StarCry

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No, one is at its stock clocks and one of the cards downclocked so that both are running at the same clock speeds as they were slightly different for some reason
 

StarCry

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So far it's been fine on Football Manager and World at War. I've had the crash on CoD4, Witcher 3 and Battlefront so far
 
Use something like evga's oc scanner and monitor the temps and usages in afterburner. This way you can see exactly what its doing when it crashes. I would as stated use DDU and uninstall all the current drivers then install new drivers and malso make sure your motherboard drivers and bios are at the latest revisions
 

StarCry

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Did a clean driver install with DDU earlier and have yet to run into another crash, will update again if it starts happening again after more use.

When I tried using the oc scanner the image was constantly flickering. Not sure if that is something I should be worried about?
 

StarCry

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Haven't had a chance to play around with my system today. Updated my BIOS and it seems to have fixed all of the issues I was having. No crashes since and I was able to update to the newest graphics drivers and enable SLI without the control panel crashing. Here's hoping it's completely fixed