Hey Martin, kudos to you for the explanation and the prompt remedy. Markus -- Do you need more support with DUNE or HPC in general? Dr. Markus Blatt - HPC-Simulation-Software & Services http://www.dr-blatt.de Hans-Bunte-Str. 8-10, 69123 Heidelberg, Germany Tel.: +49 (0) 160 97590858 Fax: +49 (0)322 1108991658