yes in the one I uploaded there are spaces but I have already tried without the spaces. Also tried changing the wavelength unit, using commas instead of dots, using commas instead of spaces. Tried as ".yaml" file. Here how the file I generaly tried looks like:
275.44 2.44991257 0.33115524
277.03 2.44801587 0.3117007
278.62 2.4449101 0.2928575
280.22 2.44072204 0.27472102
281.81 2.43558114 0.25736217
283.4 2.42961505 0.24082882
284.99 2.42294624 0.22514871
286.58 2.41568999 0.21033313
288.18 2.40795253 0.19637917
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