id summary reporter owner description type status priority milestone component resolution keywords cc workpackage 602 Linearized fits can fail to find global minimum butler when fitting linearized fits come back wrong because the fit is not linear but using NLLSQ and the starting parameters cannot be altered to tweak. One possibility would be to run linear fit first then use those parameters to run the NLLSQ fit? defect new major SasView Next Release +1 SasView SasView Fitting Redesign