Him it seems that many compilations with CUDA are crashing on Jenkins right now. Any clues? Cheers, -- David van der Spoel, Ph.D., Professor of Biology Dept. of Cell & Molec. Biol., Uppsala University. Box 596, 75124 Uppsala, Sweden. Phone: +46184714205. spoel at xray.bmc.uu.se http://folding.bmc.uu.se