Heh. nc_test now runs w/o segfaulting but we get a nice Total number of failures: 41717 The good news is a lot of these errors are just differences in the way we report io errors vs. the way serial netcdf reports io errors. ==rob -- Rob Latham Mathematics and Computer Science Division A215 0178 EA2D B059 8CDF Argonne National Labs, IL USA B29D F333 664A 4280 315B