Hi, Thanks for the hint. I investigated things and it looks like the problem is that CONFIG_SENSORS_W83781D is not getting defined. doing that manually in sensors.c fixes the problem. Best regards & loads of thanks for your help, Andree -- Dr Andree Leidenfrost, IT Consultant Harms Consulting Pty Ltd PO Box 643 Bondi Junction NSW 1355 Australia Phone +61 2 9365 0361, Fax +61 2 9300 9386 Mobile +61 419 032 968 www.harmsconsulting.com