while i wouldnt call those parameters wrong, i would suggest that they use quite a bit of memory. could you trying using the $SMALL config (with -memcache) and seeing if the nvidia driver works again. In message <20050222175627.GD27290@yakko.math.uiuc.edu>,Ben Staffin writes: >running with "-blocks 65536 -stat 10000 -memcache". Should that be okay?