well as long as it works i'am solo mining it with gpu ( 7970 ) i did however spent a lot of time to find the right settings so for any one else i used these settings they gave me about 900 Kh/s for pennies and 1.54 Mh/s for copper.

Pennies

ybcminer.exe --scrypt --Nfmin 4 --Nfmax 30 --StartT 1375418800 -o 127.0.0.1:8110 -u coin -p x --thread-concurrency 8192 --worksize 256 -g 2 -I 17 --lookup-gap 2 --shaders 2048 -s 1 --expiry 1 --queue 0

Copper

ybcminer.exe --scrypt --Nfmin 4 --Nfmax 30 --StartT 1376184687 -o 127.0.0.1:8128 -u coin -p x --thread-concurrency 8192 --worksize 256 -g 2 -I 17 --lookup-gap 2 --shaders 2048 -s 1 --expiry 1 --queue 0