Hey, I got cudaminer running perfectly on my desktop except this error keeps on showing up.  The only parameter I have is --no-autotune along with my url, worker & pass.   What is going on?  I've seen others have this problem but no clear answers.  I've fiddled with the -D values but no use.
[2013-11-05 17:33:23] GPU #0: GeForce GTX 295 result does not validate on CPU!
[2013-11-05 17:33:27] GPU #1: GeForce GTX 295 result does not validate on CPU!