Think i have fixed the staking on win10 issue.
I was able to reproduce the issue on a win10 vm and got a test wallet running atm that staked without crashing.

Only need comfirmation from others it is really fixed or not so please try out the test wallet and see if it works for you.

http://www.mediafire.com/file/9nvupha4bpjyq0m/netcoin-qt-win10-test.7z