Do anyone found the solution?
Today I stopped Claymore and restarted, it said not enough memory but will try - and succeeded
3Gb 1060s mining ETH on ethermine.org 
I hope it will work for others, too.
WIN10 64 bit
Claymore 11.6
Driver 388.13
Work for me ty
WIN10 64 bit
Claymore 11.7
Driver 388.13