Dear all Thanks for the clarifcation.. However I still seem to be having core dump problems which seem to be linked to a memory problem.. I have about 100Mb of memory and a Virtual Swap of 1Gb... But still it dies... andy Ideas? cheers Tim

-- Tim Dafforn Structural Medicine Department of Haematology CIMR University of Cambridge Wellcome-MRC Building (Level6) Hills Road Cambridge CB2 2XY

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