I measured the target again and it works. Many thanks. See you in Munich. Klaus Kompatscher -----Ursprüngliche Nachricht----- Von: argyllcms-bounce@xxxxxxxxxxxxx im Auftrag von Graeme Gill Gesendet: Do 17.12.2009 00:05 An: argyllcms@xxxxxxxxxxxxx Betreff: [argyllcms] Re: AW: Re: False white point Kompatscher Klaus wrote: > If I use the "Auflicht" data to creat a profile with PM5 I get L87 a 0 b-2.4 > as white point. > > Something went wrong but I have no clue where or what. You have a corrupted .txt file. At line 915 the value for the 610nm is "$0.3752". This throws off the guessing of the field type, and all the 610nm values are set to zero as a result. I'll fix logo2cgats so that it checks the spectral type and errors out rather than ignoring this. Graeme Gill.