no, but post your settings or/and screenshot, then I'll be able to help

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setx GPU_MAX_ALLOC_PERCENT 100
setx GPU_USE_SYNC_OBJECTS 1
cgminer.exe --scrypt -o 127.0.0.1:12119 -u user -p password -w 256 --intensity 20 --lookup-gap 2 --thread-concurrency 24000
anyway,i think the difficulty is too high for me,i would mine,if i would get anything in the beggining,but its over....
other coins are okay,but Shibe behaves the same....i get a block,but rejected....